1. ELIGIBILITY: This promotion (“Promotion”) is open to invited Members.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding.

3. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Maximum Number of Prizes” shall mean a total of one (1) Prize per Promotional Day.

“Members” shall mean Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Prize” shall mean between $10.00 to $1,800.00 of FREECREDIT (“free slot play”), determined based on play.

“Promotional Day” shall mean each of Saturday, May 16 and 30, 2026 between 6:00 a.m. to 5:59 a.m. the following day.

4. REDEMPTION: At any time during a Promotional Day, a Member may instantly redeem their Prize by inserting their Wynn Rewards card into any eligible slot machine and entering their PIN. Multi-Hand Video Poker, and ETGs (i.e., Electronic Roulette, Craps, Big 6) are excluded.

5. FREE SLOT PLAY EXPIRATION: Free slot play is only valid during the Promotional Day.

6. MAXIMUM NUMBER OF PRIZES: Members are only eligible to receive the Maximum Number of Prizes.

7. PRIZES: No substitution or transfer of Prizes is permitted. All Prizes are awarded in Encore Boston Harbor’s sole discretion. Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Prize.

8. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

9. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Prizes may not be awarded.

10. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

11. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (the “Promotion”) is open to Wynn Rewards members who are in compliance with all Wynn Rewards Program terms and conditions as designated by Encore Boston Harbor in accordance with these Rules (defined below) (each, a “Member”).

2. AGREEMENT TO RULES: By participating in this Promotion, the Member agrees to be fully and unconditionally bound by these rules (the “Rules”) and agrees that they are subject to and in compliance with all Wynn Rewards Program terms and conditions. In addition, the Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. DEFINITIONS:

“Activation Period” shall mean between 12:00 p.m. and 9:29 p.m. on the Drawing Day.

“Complimentary Entry” shall mean one (1) complimentary entry to the drawing.

“Day” shall mean a calendar day during the Earning Period.

“Drawing Day” shall mean Friday, May 29, 2026.

“Earning Period” shall mean from 12:00 a.m. on Friday, May 1, 2026, through 9:29 p.m. on the Drawing Day.

“Grand Prize” shall mean between $2,500.00 and $10,000.00 in FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”).

“Prize” shall mean free play valued between $100.00 and $1,000.00.

4. EARNING PERIOD: Members with rated play during the Earning Period will receive one (1) Complimentary Entry and one-hundred (100) additional drawing entries, once per Day and once from 12:00 a.m. to 9:29 p.m. on the Drawing Day, for each Day during the Earning Period that Member visits a promotional kiosk on the casino floor and selects the Promotion. Members may view their drawing entries at any promotional kiosk throughout the Earning Period. In the event of system downtime, rated play may not be recorded and Prizes may not be awarded. Encore Boston Harbor shall not be responsible for any system downtime, play not recorded, or Prizes not awarded.

5. REGISTRATION: To be eligible for the drawing, Members must activate their drawing entry or entries by swiping their Wynn Rewards card at any promotional kiosk during the Activation Period.

6. PRIZES: On the Drawing Day, fifteen (15) winners will be drawn every half hour from 1:00 p.m. until 9:00 p.m. At 9:30 p.m. on the Drawing Day, five (5) winners will be drawn for a Grand Prize. Prize winners will be announced on the casino floor. Free slot play will be added to a Member’s account and Members do not need to be present to win. Free slot play can be exchanged for a free table play redemption form at the Wynn Rewards desk closest to the Promotions Room and Red 8 prior to 10:00 p.m. on the Drawing Day.

7. FREE PLAY EXPIRATION: Free slot play at $100.00 and above expires within thirty (30) calendar days of the date and time of issuance. Free table play redemption forms must be redeemed by Member at the Main Cashier by 11:59 p.m. on the date of issuance.

8. ADDITIONAL TERMS: Members are eligible to be drawn for a maximum of one (1) Prize and one (1) Grand Prize per drawing session. All Prizes are nontransferable. Winners shall be solely responsible for any and all prize-related expenses and fees, including without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any prize. Except as set forth in these Rules, no substitution of Prize or transfer/assignment of Prize to others or request for the cash equivalent by a winner is permitted. Valid identification required.

9. MEDIA CONSENT: By participating in this Promotion, Member hereby grants Encore Boston Harbor the right to use their name, likeness, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

10. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion.

11. LIABILITIES: By participating in this Promotion, the Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

12. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (the “Promotion”) is open to Wynn Rewards members who are in compliance with all Wynn Rewards Program terms and conditions as designated by Encore Boston Harbor in accordance with these Rules (defined below) (each, a “Member”).

2. AGREEMENT TO RULES: By participating in this Promotion, the Member agrees to be fully and unconditionally bound by these rules (the “Rules”) and agrees that they are subject to and in compliance with all Wynn Rewards Program terms and conditions. In addition, the Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. DEFINITIONS:

“Activation Period” shall mean between 11:00 a.m. and 7:29 p.m. on the Drawing Day.

“Complimentary Entry” shall mean one (1) complimentary entry to the drawing.

“Drawing Day” shall mean Sunday, May 31, 2026.

“Earning Period” shall mean from 6:00 a.m. on Friday, May 1, 2026, through 7:29 p.m. on the Drawing Day.

“Entry Multipliers” shall mean (i) for Red Tier – 5x entries; (ii) for Platinum Tier – 10x entries; and (iii) for Black Tier+ – 20x entries.

“Grand Prize” shall mean (i) between $1,500 and $2,500 in FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”), or (ii) between $3,000.00 and $25,000.00 in cash.

“Multiplier Days” shall mean Sundays, May 3, 10, 17, 24, and 31, 2026.

“Prize” shall mean $250.00 in free play.

“Slot Point Threshold” shall mean five (5) slot points.

4. EARNING PERIOD: Members with rated play during the Earning Period will receive one (1) Complimentary Entry and additional drawing entries for every Slot Point Threshold or equivalent theoretical win in table play earned during the Earning Period. Members may earn Entry Multipliers during the Multiplier Days. Members may view their drawing entries at any promotional kiosk throughout the Earning Period. In the event of system downtime, rated play may not be recorded and Prizes may not be awarded. Encore Boston Harbor shall not be responsible for any system downtime, play not recorded, or Prizes not awarded.

5. REGISTRATION: To be eligible for the drawing, Members must activate their drawing entry or entries by swiping their Wynn Rewards card at any promotional kiosk during the Activation Period.

6. FREE PLAY EXPIRATION: Free slot play valued at $100.00 and above expires within thirty (30) calendar days of the date and time of issuance. Free table play kiosk vouchers must be redeemed by Member at the Main Cashier by 11:59 p.m. on the date of issuance.

7. PRIZES: On the Drawing Day, ten (10) winners will be drawn every half hour from 12:00 p.m. until 7:00 p.m. At 7:30 p.m. on the Drawing Day, ten (10) winners will be drawn for a Grand Prize. Prize winners will be announced on the casino floor. Free slot play will be added to a Member’s account and Members do not need to be present to win. Free slot play can be exchanged for a free table play redemption form at the Wynn Rewards desk closest to the Promotions Room and Red 8 prior to 8:00 p.m. on the Drawing Day.

8. CASH REDEMPTION/CLAIMING OF PRIZES: If a selected cash Grand Prize winner is not present, is ineligible, or fails to claim the prize within five (5) minutes from the time award notification was sent, the prize will be forfeited, and an alternate winner will be selected. If a Grand Prize is not claimed after two (2) selection attempts, subsequent alternate winners will have two (2) minutes from the time award notification was sent to claim their prize. Subsequent alternate winners will be selected, to the extent necessary, a maximum of three (3) times. Grand Prizes unclaimed thereafter will be forfeited and will not be awarded. Prize winners will be announced on the casino floor. Prize redemption forms for cash prizes must be redeemed at the Main Cashier before 11:59 p.m. on the Drawing Day.

9. ADDITIONAL TERMS: Members are eligible to be drawn for a maximum of one (1) Prize and one (1) Grand Prize per drawing session. All Prizes are nontransferable. Winners shall be solely responsible for any and all prize-related expenses and fees, including without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any prize. Except as set forth in these Rules, no substitution of Prize or transfer/assignment of Prize to others or request for the cash equivalent by a winner is permitted. Valid identification required.

10. MEDIA CONSENT: By participating in this Promotion, Member hereby grants Encore Boston Harbor the right to use their name, likeness, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

11. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion.

12. LIABILITIES: By participating in this Promotion, the Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

13. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (“Promotion”) is open to invited Members.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding.

3. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Maximum Number of Prizes” shall mean a total of one (1) Prize on the Promotional Day.

“Members” shall mean Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Prize” shall mean between $15.00 and $500.00 in FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively “free play”), predetermined based on play.

“Promotional Day” shall mean between 10:00 a.m. and 8:00 p.m. on Sunday, May 31, 2026.

4. REGISTRATION: At any time during the Promotional Day, a Member must visit a promotional kiosk to select their prize, provided that free slot play will be automatically loaded to the Member’s account and free table play can be redeemed at the Main Cashier.

5. REDEMPTION: Free slot play will be automatically loaded to a Member's Wynn Rewards account.

6. FREE PLAY EXPIRATION: Free slot play expires within one (1) calendar day of the date and time of issuance. Free table play redemption forms must be redeemed by Member at the Main Cashier by 11:59 p.m. on the date of issuance.

7. MAXIMUM NUMBER OF PRIZES: Members are eligible to receive only the Maximum Number of Prizes.

8. PRIZES: No substitution or transfer of Prizes is permitted. All Prizes are awarded in Encore Boston Harbor’s sole discretion. Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Prize.

9. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

10. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Prizes may not be awarded.

11. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

12. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (“Promotion”) is open to Members.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding.

3. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Earning Period” shall mean 10:00 a.m. to 7:30 p.m. on the Promotional Day.

“Kiosk Redemption Period” shall mean between 10:00 a.m. and 8:00 p.m. on the Promotional Day.

“Maximum Number of Prizes” shall mean a total of five (5) Prizes on the Promotional Day, given that the first prize is complimentary and Members can earn up to four (4) additional Prizes.

“Members” shall mean Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Mystery Scratch Card Prize” shall mean between $100.00 to $250.00 in FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”) or between $500.00 and $10,000.00 in cash.

“Prize” shall mean between $10.00 to $50.00 in free slot play or a Mystery Scratch Card Prize, determined randomly.

“Promotional Day” shall mean Wednesday, June 3, 2026.

“Redemption Period” shall mean between 10:00 a.m. and 8:00 p.m. on the applicable Promotional Day.

“Required Tier Credits” shall mean fifty (50) tier credits per Prize.

4. REDEMPTION: Members who earn the Required Tier Credits during the applicable Earning Period must close their slot or table session during the Earning Period by removing their Wynn Rewards card from the slot machine or by requesting a table games supervisor to close their session. Following the closure of the session, the Member must visit a promotional kiosk during the Kiosk Redemption Period and claim their Prize. If the Member receives a Mystery Scratch Card Prize, they must then visit the Promotions Rooms during the Redemption Period to receive a Mystery Scratch Card Prize. Members who receive a Mystery Scratch Card Prize must reveal it in the presence of an Encore Boston Harbor employee to be valid. Valid identification required.

5. FREE PLAY EXPIRATION: Free slot play valued at less than $100.00 expires within one (1) calendar day of the date and time of issuance. Free slot play valued at $100.00 and above expires within thirty (30) calendar days of the date and time of issuance. Free table play and cash prize redemption forms must be redeemed by Member at the Main Cashier by 11:59 p.m. on the date of issuance.

6. MAXIMUM NUMBER OF PRIZES: Members are eligible to participate in this Promotion up to the Maximum Number of Prizes.

7. PRIZES: No substitution or transfer of Prizes is permitted. All Prizes are awarded in Encore Boston Harbor’s sole discretion. Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Prize.

8. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

9. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Prizes may not be awarded.

10. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

11. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (“Promotion”) is open to Members who earn the Required Tier Credits during the Promotional Day.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding.

3. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Earning Period” shall mean between 12:00 p.m. and 7:00 p.m. on the Promotional Day.

“Kiosk Redemption Period” shall mean between 2:00 p.m. and 8:00 p.m. on the Promotional Day.

“Maximum Number of Prizes” shall mean one (1) Prize.

“Members” shall mean Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions who have not been invited to participate in June Weekly Gift Giveaways (each, a “Member”).

“Prize” shall mean one (1) Quiksilver ‘To Go’ Beach Bag or, at Encore Boston Harbor’s sole discretion, $15.00 in FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”).

“Promotional Day” shall mean Thursday, June 4, 2026.

“Redemption Deadline” shall mean 8:00 p.m. on the Promotional Day.

“Required Tier Credits” shall mean seventy-five (75) tier credits.

4. REDEMPTION: Members who earn the Required Tier Credits during the Earning Period must close their slot or table session prior to the end of the Earning Period by removing their Wynn Rewards card from the slot machine or by requesting a table games supervisor to close their session. Following the closure of the session, the Member must visit a promotional kiosk during the Kiosk Redemption Period to receive a Prize voucher and then visit Promotions Room by the Redemption Deadline to receive a Prize. Prizes are available on a first come, first served basis. A Member’s selection of the Promotion on the promotional kiosk does not reserve a Prize. Prizes must be claimed in-person by the Member only. A valid form of identification will be required.

5. FREE PLAY EXPIRATION: Free slot play valued at less than $100.00 expires within one (1) calendar day of the date and time of issuance. Free table play kiosk vouchers must be redeemed by Member at the Main Cage by 11:59 p.m. of the date of issuance.

6. PRIZES: Member is eligible to receive the Maximum Number of Prizes. No substitution or transfer of Prizes is permitted. Encore Boston Harbor shall not be responsible for lost or stolen Prizes. All Prizes are awarded in Encore Boston Harbor’s sole discretion. Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Prize. Gifts have no cash equivalent. Encore Boston Harbor has no responsibility to replace damaged Prizes and makes no representation or warranty regarding the Prizes. Once claimed, Prizes may not be exchanged. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Prizes may not be awarded.

7. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

8. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time.

9. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

10. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This gift promotion (“Promotion”) is open to Eligible Members.

2. AGREEMENT TO RULES: By participating in this Promotion, an Eligible Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, the Eligible Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. HOW TO CLAIM A GIFT: During the applicable Promotional Day, Eligible Members must visit a promotional kiosk to select a Gift, subject to availability. Once a Gift is selected, Eligible Members will receive a voucher to redeem at the applicable Gift Pick-Up Location; provided that FREECREDIT (“free slot play”) will be automatically loaded to the Eligible Member’s account and free table play (in the form of promotional chips) (collectively, “free play”) can be redeemed at the Main Cashier. All Gifts must be redeemed during the applicable Promotional Day. Gifts are available on a first come, first served basis. An Eligible Member’s selection of a Gift on a promotional kiosk and printing of a voucher does not reserve the Gift. Gifts must be claimed in-person by the Eligible Member only. Valid identification will be required.

4. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Eligible Members” shall mean invited Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions.

“Gift Pick-Up Location” shall mean the Promotions Room, unless otherwise provided herein.

“Gift” shall mean one (1) of each of the following for the applicable Promotional Days:

June 4, 2026: Quiksilver “To Go” Beach Bag or $25.00 in free play

June 10 or 11, 2026: $25.00/$50.00/$100.00 Speedway or Shell Gift Card Value or Equivalent in free play

June 17 or 18, 2026: Fossil Sunglasses (Wayfarer or Aviator) or $25.00 in free play

June 24 or 25, 2026: Encore Branded Intermission Cooler Bag with Bluetooth Speakers or $25.00 free play

July 1 or 2, 2026: Encore Branded Cell Phone Stand with Bluetooth Speaker or $25.00 free play

“Promotional Day” shall mean the applicable Wednesday or Thursday in June 2026 between 2:00 p.m. to 8:00 p.m., provided that Black and Platinum Tier+ Eligible Members may also pick up between 12:00 p.m. and 2:00 p.m.

5. FREE PLAY EXPIRATION: Free slot play valued at less than $100.00 is valid for one (1) calendar day after the date and time of issuance. Free slot play valued at $100.00 or more is valid for thirty (30) calendar days. Free table play vouchers must be redeemed for promotional chips at the Main Cashier before 11:59 p.m. on the applicable Promotional Day.

6. MEDIA CONSENT: By participating in this Promotion, an Eligible Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

7. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Encore Boston Harbor reserves the right to offer alternate or substitute Gifts in its sole and absolute discretion, with or without prior notice. Gifts have no cash equivalent. Encore Boston Harbor has no responsibility to replace lost, stolen or damaged Gifts and makes no representation or warranty regarding the Gifts. Once claimed, Gifts may not be exchanged. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Gifts may not be awarded. Eligible Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Gift.

8. LIABILITIES: By participating in this Promotion, an Eligible Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not, in connection with claiming a Gift, use or misuse of a Gift.

9. PROMOTION SPONSOR: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (the “Promotion”) is open to Wynn Rewards members who are in compliance with all Wynn Rewards Program terms and conditions as designated by Encore Boston Harbor in accordance with these Rules (defined below) (each, a “Member”).

2. AGREEMENT TO RULES: By participating in this Promotion, the Member agrees to be fully and unconditionally bound by these rules (the “Rules”) and agrees that they are subject to and in compliance with all Wynn Rewards Program terms and conditions. In addition, the Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. DEFINITIONS:

“Activation Period” shall mean between 12:00 p.m. and 9:29 p.m. on the Drawing Day.

“Complimentary Entry” shall mean one (1) complimentary entry to the drawing.

“Drawing Day” shall mean Friday, June 5, 2026.

“Earning Period” shall mean from 6:00 a.m. on Monday, June 1, 2026, through 9:29 p.m. on the Drawing Day.

“Entry Multipliers” shall mean (i) for Red Tier – 5x entries; (ii) for Platinum Tier – 10x entries; and (iii) for Black Tier+ – 20x entries.

“Grand Prize” shall mean cash valued between $2,500.00 and $20,000.00, and two (2) tickets to the Tall Ships viewing cruise on July 12, 2026.

“Multiplier Day” shall mean Wednesday, June 3, 2026.

“Prize” shall mean cash valued between $100.00 and $750.00.

“Slot Point Threshold” shall mean five (5) slot points.

4. EARNING PERIOD: Members with rated play during the Earning Period will receive one (1) Complimentary Entry and additional drawing entries for every Slot Point Threshold or equivalent theoretical win in table play earned during the Earning Period. Members may earn Entry Multipliers during the Multiplier Days. Members may view their drawing entries at any promotional kiosk throughout the Earning Period. In the event of system downtime, rated play may not be recorded and Prizes may not be awarded. Encore Boston Harbor shall not be responsible for any system downtime, play not recorded, or Prizes not awarded.

5. REGISTRATION: To be eligible for the drawing, Members must activate their drawing entry or entries by swiping their Wynn Rewards card at any promotional kiosk during the Activation Period.

6. PRIZES: On the Drawing Day, fifteen (15) winners will be drawn every half hour from 1:00 p.m. until 9:00 p.m. At 9:30 p.m. on the Drawing Day, five (5) winners will be drawn for a Grand Prize. Prize winners will be announced on the casino floor. All Grand Prize winners must be present to win and must claim their prize in accordance with the procedures and in the time frames set forth in Section 7 at the Wynn Rewards desk closest to the Promotions Room.

7. CASH REDEMPTION/CLAIMING OF PRIZES: If a selected cash Grand Prize winner is not present, is ineligible, or fails to claim the prize within five (5) minutes from the time award notification was sent, the prize will be forfeited, and an alternate winner will be selected. If a Grand Prize is not claimed after two (2) selection attempts, subsequent alternate winners will have two (2) minutes from the time award notification was sent to claim their prize. Subsequent alternate winners will be selected, to the extent necessary, a maximum of three (3) times. Grand Prizes unclaimed thereafter will be forfeited and will not be awarded. Prize winners will be announced on the casino floor. Prize redemption forms for cash prizes must be claimed at the drawing desk location by 10:00 p.m. on the Drawing Day, and redeemed at the Main Cashier before 11:59 p.m. on the Drawing Day.

8. ADDITIONAL TERMS: Members are eligible to be drawn for a maximum of one (1) Prize and one (1) Grand Prize per drawing session. All Prizes are nontransferable. Winners shall be solely responsible for any and all prize-related expenses and fees, including without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any prize. Except as set forth in these Rules, no substitution of Prize or transfer/assignment of Prize to others or request for the cash equivalent by a winner is permitted. Valid identification required.

9. MEDIA CONSENT: By participating in this Promotion, Member hereby grants Encore Boston Harbor the right to use their name, likeness, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

10. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion.

11. LIABILITIES: By participating in this Promotion, the Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

12. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (“Promotion”) is open to Members who are not invited to the Gift Giveaways on each respective Promotional Day.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding.

3. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Maximum Number of Prizes” shall mean a total of one (1) Prize on each Promotional Day.

“Members” shall mean Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Prize” shall mean between $10.00 and $10,000.00 in FREECREDIT (“free slot play”), determined randomly.

“Promotional Day” shall mean each of Saturday, June 6, 2026, and Sunday, June 14, 2026, between 12:00 p.m. and 8:00 p.m.

4. REGISTRATION: At any time during the Promotional Day, a Member must visit a promotional kiosk on the casino floor to select the promotion and receive a Prize.

5. REDEMPTION: Free slot play will be automatically loaded to a Member's account.

6. FREE PLAY EXPIRATION: Free slot play valued at less than $100.00 expires within one (1) calendar day of the date and time of issuance. Free slot play valued at $100.00 and above expires within thirty (30) calendar days of the date and time of issuance.

7. MAXIMUM NUMBER OF PRIZES: Members are eligible to receive only the Maximum Number of Prizes.

8. PRIZES: No substitution or transfer of Prizes is permitted. All Prizes are awarded in Encore Boston Harbor’s sole discretion. Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Prize.

9. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

10. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Prizes may not be awarded.

11. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

12. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This gift promotion (“Promotion”) is open to Eligible Members.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. HOW TO CLAIM A GIFT: During the Promotional Day, Eligible Members must visit a promotional kiosk to select a Gift, subject to availability. Once a Gift is selected, Eligible Members will receive a voucher to redeem at the applicable Gift Pick-Up Location; provided that FREECREDIT (“free slot play”) will be automatically loaded to the Member’s account and free table play (in the form of promotional chips) (collectively, “free play”) can be redeemed at the Main Cashier. All Gifts must be redeemed during the Promotional Day. Gifts are available on a first come, first served basis. A Member’s selection of a Gift on a promotional kiosk or printing of a voucher does not reserve the Gift. Gifts must be claimed in-person by the Eligible Member only. Valid identification will be required.

4. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Eligible Members” shall mean invited Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Gift Pick-Up Location” shall mean the Promotions Room.

“Gift” shall mean one (1) Patriots Branded YETI Hopper M12 Backpack Soft Cooler or $150.00 in free play.

“Promotional Day” shall mean Saturday, June 6, 2026, between 2:00 p.m. and 8:00 p.m., provided that Black and Platinum Tier+ Eligible Members may also pick up between 12:00 p.m. and 2:00 p.m.

5. FREE PLAY EXPIRATION: Free slot play expires within thirty (30) calendar days of the date and time of issuance. Free table play vouchers must be redeemed for promotional chips at the Main Cashier before 11:59 p.m. on the Promotional Day.

6. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

7. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Encore Boston Harbor reserves the right to offer alternate or substitute Gifts in its sole and absolute discretion, with or without prior notice. Gifts have no cash equivalent. Encore Boston Harbor has no responsibility to replace lost, stolen or damaged Gifts and makes no representation or warranty regarding the Gifts. Once claimed, Gifts may not be exchanged. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Gifts may not be awarded. Eligible Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Gift.

8. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not, in connection with claiming a Gift, use or misuse of a Gift.

9. PROMOTION SPONSOR: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (“Promotion”) is open to Members.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding.

3. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Maximum Number of Prizes” shall mean a total of one (1) Prize on the Promotional Day.

“Members” shall mean Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Prize” shall mean (i) $500.00 in FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”) (1,000 winners), (ii) between $5,000.00 and $50,000.00 in free play (45 winners), (iii) $100,000.00 in free play (1 winner), or (iv) $10.00 or $25.00 in free play, pre-determined at random.

“Promotional Day” shall mean Sunday, June 7, 2026 between 11:00 a.m. and 10:00 p.m.

4. REGISTRATION: At any time during the Promotional Day, a Member must visit a promotional kiosk on the casino floor to select the Promotion and receive a Prize.

5. REDEMPTION: Free slot play valued at less than $25,000.00 shall be automatically loaded to a Member’s account. Kiosk vouchers for Prizes of $25,000.00 or above must be redeemed by Member by 11:59 p.m. of the date of issuance at the main Wynn Rewards desk.

6. FREE PLAY EXPIRATION: Free slot play valued at less than $100.00 expires within one (1) calendar day of the date and time of issuance. Free slot play valued at $100.00 and above expires within thirty (30) calendar days of the date and time of issuance. Free table play kiosk forms must be redeemed by Member at the Main Cashier by 11:59 p.m. of the date of issuance.

7. MAXIMUM NUMBER OF PRIZES: Members are eligible to participate in this Promotion up to the Maximum Number of Prizes.

8. PRIZES: No substitution or transfer of Prizes is permitted. All Prizes are awarded in Encore Boston Harbor’s sole discretion. Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Prize. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Prizes may not be awarded.

9. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

10. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Valid identification required.

11. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

12. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (“Promotion”) is open to Members who earn the Required Tier Credits during each Promotional Day.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding.

3. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Earning Period” shall mean 10:00 a.m. to 7:30 p.m. on a Promotional Day.

“Kiosk Redemption Period” shall mean between 10:00 a.m. and 8:00 p.m. on the applicable Promotional Day.

“Maximum Number of Prizes” shall mean a total of four (4) Prizes on each Promotional Day.

“Members” shall mean Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Mystery Card Prize” shall mean between $100.00 to $250.00 in FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”) or between $500.00 and $10,000.00 in cash.

“Prize” shall mean between $10.00 to $250.00 in free slot play or a Mystery Card Prize, determined randomly.

“Promotional Day” shall mean each of Monday, June 8, 15, 22, and 29, 2026.

“Redemption Period” shall mean between 1:00 p.m. and 8:00 p.m. on the applicable Promotional Day.

“Required Tier Credits” shall mean fifty (50) tier credits per Prize.

4. REDEMPTION: Members who earn the Required Tier Credits during the applicable Earning Period must close their slot or table session during the Earning Period by removing their Wynn Rewards card from the slot machine or by requesting a table games supervisor to close their session. Following the closure of the session, the Member must visit a promotional kiosk during the Kiosk Redemption Period and claim their Prize. If the Member receives a Mystery Card Prize, they must then visit the Promotions Rooms during the Redemption Period to receive a Mystery Card Prize. Members who receive a Mystery Card Prize must reveal it in the presence of an Encore Boston Harbor employee to be valid. Valid identification required.

5. FREE PLAY EXPIRATION: Free slot play valued at less than $100.00 expires within one (1) calendar day of the date and time of issuance. Free slot play valued at $100.00 and above expires within thirty (30) calendar days of the date and time of issuance. Free table play and cash prize redemption forms must be redeemed by Member at the Main Cashier by 11:59 p.m. on the date of issuance.

6. MAXIMUM NUMBER OF PRIZES: Members are eligible to participate in this Promotion up to the Maximum Number of Prizes.

7. PRIZES: No substitution or transfer of Prizes is permitted. All Prizes are awarded in Encore Boston Harbor’s sole discretion. Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Prize.

8. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

9. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Prizes may not be awarded.

10. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

11. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (“Promotion”) is open to Members.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding.

3. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Maximum Number of Prizes” shall mean a total of one (1) Prize on each Promotional Day.

“Members” shall mean Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Prize” shall mean between $10.00 and $5,000.00 in FREECREDIT (“free slot play”), determined randomly.

“Promotional Day” shall mean each of Tuesday, June 9, 16, 23, and 30, 2026, between 12:00 p.m. and 10:00 p.m.

4. REGISTRATION: At any time during the Promotional Day, a Member must visit a promotional kiosk on the casino floor to select the promotion and receive a Prize.

5. REDEMPTION: Free slot play will be automatically loaded to a Member's account.

6. FREE PLAY EXPIRATION: Free slot play valued at less than $100.00 expires within one (1) calendar day of the date and time of issuance. Free slot play valued at $100.00 and above expires within thirty (30) calendar days of the date and time of issuance.

7. MAXIMUM NUMBER OF PRIZES: Members are eligible to receive only the Maximum Number of Prizes.

8. PRIZES: No substitution or transfer of Prizes is permitted. All Prizes are awarded in Encore Boston Harbor’s sole discretion. Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Prize.

9. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

10. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Prizes may not be awarded.

11. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

12. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (the “Promotion”) is open to Wynn Rewards members who are in compliance with all Wynn Rewards Program terms and conditions as designated by Encore Boston Harbor in accordance with these Rules (defined below) (each, a “Member”).

2. AGREEMENT TO RULES: By participating in this Promotion, the Member agrees to be fully and unconditionally bound by these rules (the “Rules”) and agrees that they are subject to and in compliance with all Wynn Rewards Program terms and conditions. In addition, the Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. DEFINITIONS:

“Activation Period” shall mean between 12:00 p.m. and 9:29 p.m. on the Drawing Day.

“Complimentary Entry” shall mean one (1) complimentary entry to the drawing.

“Drawing Day” shall mean Friday, June 12, 2026.

“Earning Period” shall mean from 6:00 a.m. on Monday, June 1, 2026, through 9:29 p.m. on the Drawing Day.

“Entry Multipliers” shall mean (i) for Red Tier – 5x entries; (ii) for Platinum Tier – 10x entries; and (iii) for Black Tier+ – 20x entries.

“Grand Prize” shall mean between $2,500.00 and $15,000.00 in FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”), and two (2) tickets to the Tall Ships viewing cruise on July 12, 2026.

“Multiplier Days” shall mean Wednesdays, June 3 and 10, 2026.

“Prize” shall mean FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”) valued between $100.00 and $750.00.

“Slot Point Threshold” shall mean five (5) slot points.

4. EARNING PERIOD: Members with rated play during the Earning Period will receive one (1) Complimentary Entry and additional drawing entries for every Slot Point Threshold or equivalent theoretical win in table play earned during the Earning Period. Members may earn Entry Multipliers during the Multiplier Days. Members may view their drawing entries at any promotional kiosk throughout the Earning Period. In the event of system downtime, rated play may not be recorded and Prizes may not be awarded. Encore Boston Harbor shall not be responsible for any play not recorded. Encore Boston Harbor shall not be liable for any system downtime, during which this Promotion may be suspended and Prizes not awarded.

5. REGISTRATION: To be eligible for the drawing, Members must activate their drawing entry or entries by swiping their Wynn Rewards card at any promotional kiosk during the Activation Period.

6. PRIZES: On the Drawing Day, fifteen (15) winners will be drawn every half hour from 1:00 p.m. until 9:00 p.m. At 9:30 p.m. on the Drawing Day, five (5) winners will be drawn for a Grand Prize. Prize winners will be announced on the casino floor. Free slot play Prizes will be added to a Member’s account and Members do not need to be present to win. All Grand Prize winners must be present to win and must claim their prize in accordance with the procedures and in the time frames set forth in Section 7 at the Wynn Rewards desk closest to the Promotions Room.

7. CLAIMING OF PRIZES: If a selected Grand Prize winner is not present, is ineligible, or fails to claim the prize within five (5) minutes from the time award notification was sent, the prize will be forfeited, and an alternate winner will be selected. If a Grand Prize is not claimed after two (2) selection attempts, subsequent alternate winners will have two (2) minutes from the time award notification was sent to claim their prize. Subsequent alternate winners will be selected, to the extent necessary, a maximum of three (3) times. Grand Prizes unclaimed thereafter will be forfeited and will not be awarded. Prize winners will be announced on the casino floor.

8. FREE PLAY EXPIRATION: Free slot play at $100.00 and above expires within thirty (30) calendar days of the date and time of issuance. Free table play kiosk vouchers must be redeemed by Member at the Main Cashier by 11:59 p.m. on the date of issuance. Members may exchange free slot play for free table play at the Wynn Rewards desk closest to the Promotions Room and Red 8 prior to 10:00 p.m. on the Drawing Day.

9. ADDITIONAL TERMS: Members are eligible to be drawn for a maximum of one (1) Prize and one (1) Grand Prize per drawing session. All Prizes are nontransferable. Winners shall be solely responsible for any and all prize-related expenses and fees, including without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any prize. Except as set forth in these Rules, no substitution of Prize or transfer/assignment of Prize to others or request for the cash equivalent by a winner is permitted. Valid identification required.

10. MEDIA CONSENT: By participating in this Promotion, Member hereby grants Encore Boston Harbor the right to use their name, likeness, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

11. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion.

12. LIABILITIES: By participating in this Promotion, the Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

13. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (“Promotion”) is open to invited Members.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding.

3. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Maximum Number of Prizes” shall mean a total of one (1) Prize per Promotional Day.

“Members” shall mean Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Prize” shall mean between $10.00 to $1,800.00 of FREECREDIT (“free slot play”), determined based on play.

“Promotional Day” shall mean each of Saturday, June 13 and 27, 2026 between 6:00 a.m. to 5:59 a.m. the following day.

4. REDEMPTION: At any time during a Promotional Day, a Member may instantly redeem their Prize by inserting their Wynn Rewards card into any eligible slot machine and entering their PIN. Multi-Hand Video Poker, and ETGs (i.e., Electronic Roulette, Craps, Big 6) are excluded.

5. FREE SLOT PLAY EXPIRATION: Free slot play is only valid during the Promotional Day.

6. MAXIMUM NUMBER OF PRIZES: Members are only eligible to receive the Maximum Number of Prizes.

7. PRIZES: No substitution or transfer of Prizes is permitted. All Prizes are awarded in Encore Boston Harbor’s sole discretion. Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Prize.

8. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

9. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Prizes may not be awarded.

10. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

11. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This gift promotion (“Promotion”) is open to Eligible Members.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. HOW TO CLAIM A GIFT: During the Promotional Day, Eligible Members must visit a promotional kiosk to select a Gift, subject to availability. Once a Gift is selected, Eligible Members will receive a voucher to redeem at the applicable Gift Pick-Up Location; provided that FREECREDIT (“free slot play”) will be automatically loaded to the Member’s account and free table play (in the form of promotional chips) (collectively, “free play”) can be redeemed at the Main Cashier. All Gifts must be redeemed during the Promotional Day. Gifts are available on a first come, first served basis. A Member’s selection of a Gift on a promotional kiosk or printing of a voucher does not reserve the Gift. Gifts must be claimed in-person by the Eligible Member only. Valid identification will be required.

4. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Eligible Members” shall mean invited Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Gift Pick-Up Location” shall mean the Promotions Room.

“Gift” shall mean one (1) Brookstone Torchlight Duo True Wireless LED Lanterns with Bluetooth Speakers or $50.00 in free play.

“Promotional Day” shall mean Sunday, June 14, 2026, between 2:00 p.m. and 8:00 p.m., provided that Black and Platinum Tier+ Eligible Members may also pick up between 12:00 p.m. and 2:00 p.m.

5. FREE PLAY EXPIRATION: Free slot play valued at less than $100.00 is valid for one (1) calendar day after the date and time of issuance. Free table play vouchers must be redeemed for promotional chips at the Main Cashier before 11:59 p.m. on the Promotional Day.

6. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

7. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Encore Boston Harbor reserves the right to offer alternate or substitute Gifts in its sole and absolute discretion, with or without prior notice. Gifts have no cash equivalent. Encore Boston Harbor has no responsibility to replace lost, stolen or damaged Gifts and makes no representation or warranty regarding the Gifts. Once claimed, Gifts may not be exchanged. Encore Boston Harbor shall not be liable for any system failure or downtime, during which this Promotion may be suspended and Gifts may not be awarded. Eligible Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Gift.

8. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not, in connection with claiming a Gift, use or misuse of a Gift.

9. PROMOTION SPONSOR: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (the “Promotion”) is open to Wynn Rewards members who are in compliance with all Wynn Rewards Program terms and conditions as designated by Encore Boston Harbor in accordance with these Rules (defined below) (each, a “Member”).

2. AGREEMENT TO RULES: By participating in this Promotion, the Member agrees to be fully and unconditionally bound by these rules (the “Rules”) and agrees that they are subject to and in compliance with all Wynn Rewards Program terms and conditions. In addition, the Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. DEFINITIONS:

“Activation Period” shall mean between 12:00 p.m. and 9:29 p.m. on the Drawing Day.

“Complimentary Entry” shall mean one (1) complimentary entry to the drawing.

“Drawing Day” shall mean Friday, June 19, 2026.

“Earning Period” shall mean from 6:00 a.m. on Monday, June 1, 2026, through 9:29 p.m. on Friday, June 19, 2026.

“Entry Multipliers” shall mean (i) for Red Tier – 5x entries; (ii) for Platinum Tier – 10x entries; and (iii) for Black Tier+ – 20x entries.

“Grand Prize” shall mean (i) FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”) valued between $50.00 and $2,500.00 to be available for redemption each Friday beginning on the Drawing Day and ending fifty-one (51) weeks thereafter.

“Multiplier Days” shall mean Wednesdays, June 3, 10, and 17, 2026.

“Prize” shall mean free play valued between $50.00 and $1,000.00.

“Slot Point Threshold” shall mean five (5) slot points.

4. EARNING PERIOD: Members with rated play during the Earning Period will receive one (1) Complimentary Entry and additional drawing entries for every Slot Point Threshold or equivalent theoretical win in table play earned during the Earning Period. Members may earn Entry Multipliers during the Multiplier Days. Members may view their drawing entries at any promotional kiosk throughout the Earning Period. In the event of system downtime, rated play may not be recorded. Encore Boston Harbor shall not be responsible for any play not recorded.

5. REGISTRATION: To be eligible for the drawing, Members must activate their drawing entry or entries by swiping their Wynn Rewards card at any promotional kiosk during the Activation Period.

6. PRIZES: On the Drawing Day, fifteen (15) winners will be drawn every thirty (30) minutes from 1:00 p.m. until 9:00 p.m. At 9:30 p.m. on the Drawing Day, five (5) winners will be drawn for a Grand Prize. Free slot play Prizes will be added to a Member’s account and Members do not need to be present to win. All Grand Prize winners must be present to win and must claim their prize in accordance with the procedures and in the time frames set forth in this Section 6 at the Wynn Rewards desk closest to the Promotions Room. If a selected Grand Prize winner is not present, is ineligible, or fails to claim the prize by 9:45 p.m. on the Drawing Day, the prize will be forfeited, and an alternate winner will not be selected. Prize winners will be announced on the casino floor.

7. FREE PLAY EXPIRATION: Free slot play valued at less than $100.00 expires within one (1) calendar day of the date and time of issuance. Free slot play valued at $100.00 and above is available for thirty (30) calendar days after the date and time of issuance, provided, however, that Grand Prize free play shall be available to redeem on the kiosk from 6:00 a.m. to 11:59 p.m. on the relevant Friday that it is awarded and shall be available for use twenty-four (24) hours following such redemption. Free table play vouchers (for promotional chips) must be redeemed at the Main Cashier before 11:59 p.m. on the Drawing Day.

8. ADDITIONAL TERMS: Members are eligible to be drawn for a maximum of one (1) Prize and one (1) Grand Prize per drawing session. All Prizes are nontransferable. Winners shall be solely responsible for any and all prize-related expenses and fees, including without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any prize. Except as set forth in these Rules, no substitution of Prize or transfer/assignment of Prize to others or request for the cash equivalent by a winner is permitted.

9. MEDIA CONSENT: By participating in this Promotion, Member hereby grants Encore Boston Harbor the right to use their name, likeness, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

10. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion.

11. LIABILITIES: By participating in this Promotion, the Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

12. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This gift promotion (“Promotion”) is open to Eligible Members.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. HOW TO CLAIM A GIFT: During the Promotional Day, Eligible Members must visit a promotional kiosk to select a Gift, subject to availability. Once a Gift is selected, Eligible Members will receive a voucher to redeem at the applicable Gift Pick-Up Location; provided that FREECREDIT (“free slot play”) will be automatically loaded to the Member’s account and free table play (in the form of promotional chips) (collectively, “free play”) can be redeemed at the Main Cashier. All Gifts must be redeemed during the Promotional Day. Gifts are available on a first come, first served basis. A Member’s selection of a Gift on a promotional kiosk or printing of a voucher does not reserve the Gift. Gifts must be claimed in-person by the Eligible Member only. Valid identification will be required.

4. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Eligible Members” shall mean invited Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions (each, a “Member”).

“Gift Pick-Up Location” shall mean, (a) for Red and Platinum Tier Eligible Members, the Promotions Room, and (b) for Black Tier+ Eligible Members, the Wynn Rewards desk located near the Promotions Room.

“Gift” shall mean one (1) Encore Branded Brooks Brothers Wells Dopp Kit (choice of Navy or Black), or at Encore Boston Harbor’s sole discretion, $25.00 in free play.

“Promotional Day” shall mean Saturday, June 20, 2026, between 2:00 p.m. and 8:00 p.m., provided that Black and Platinum Tier+ Eligible Members may also pick up between 12:00 p.m. and 2:00 p.m.

5. FREE PLAY EXPIRATION: Free slot play valued at less than $100.00 expires within one (1) calendar day of the date and time of issuance. Free table play vouchers must be redeemed for promotional chips at the Main Cashier before 11:59 p.m. on the Promotional Day.

6. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

7. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time. Encore Boston Harbor reserves the right to offer alternate or substitute Gifts in its sole and absolute discretion, with or without prior notice. Gifts have no cash equivalent. Encore Boston Harbor has no responsibility to replace lost, stolen or damaged Gifts and makes no representation or warranty regarding the Gifts. Once claimed, Gifts may not be exchanged. Encore Boston Harbor shall not be liable for any system failure or downtime during which this Promotion may be suspended and Gifts may not be awarded. Eligible Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Gift.

8. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not, in connection with claiming a Gift, use or misuse of a Gift.

9. PROMOTION SPONSOR: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (the “Promotion”) is open to Wynn Rewards members who are in compliance with all Wynn Rewards Program terms and conditions as designated by Encore Boston Harbor in accordance with these Rules (defined below) (each, a “Member”).

2. AGREEMENT TO RULES: By participating in this Promotion, the Member agrees to be fully and unconditionally bound by these rules (the “Rules”) and agrees that they are subject to and in compliance with all Wynn Rewards Program terms and conditions. In addition, the Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. DEFINITIONS:

“Complimentary Entry” shall mean one (1) complimentary entry to the drawing provided to invited Members via mail. Encore Boston Harbor shall not be responsible for delayed, lost or otherwise undelivered mail or mail sent in error.

“Drawing Day” shall mean Sunday, June 21, 2026 beginning at 11:00 a.m. through 8:00 p.m.

“Earning Period” shall mean from 6:00 a.m. on Monday, May 25, 2026 through 7:59 p.m. on Sunday, June 21, 2026.

“Prize” shall mean FREECREDIT (“free slot play”) valued between $50.00 to $1,000.00.

“Registration Deadline” shall mean 7:59 p.m. on the Drawing Day.

4. EARNING PERIOD: Invited Members will receive one Complimentary Entry and any Member who receives a hand pay jackpot of $1,200.00 or more during the Earning Period will receive one (1) drawing entry provided that they are carded-in at the time of the jackpot. In the event of system downtime, rated play may not be recorded. Encore Boston Harbor shall not be responsible for any play not recorded.

5. REGISTRATION: To be eligible for the drawing, Members must deposit their Complimentary Entry or additional entries into the drawing barrel located in front of The Sportsbook on the Drawing Day by the Registration Deadline.

6. PRIZES: On the Drawing Day, twenty-five (25) winners will be drawn every hour from 11:00 a.m. until 8:00 p.m. Prize winners will be announced on the casino floor. Free slot play will be manually added to a Member’s account and Members do not need to be present to win.

7. FREE SLOT PLAY EXPIRATION: Free slot play valued at less than $100.00 is valid for one (1) calendar day after the date and time of issuance. Free slot play valued at $100.00 and above is available for thirty (30) calendar days after the date and time of issuance.

8. ADDITIONAL TERMS: Members are eligible to be drawn for a maximum of one (1) Prize per drawing session. All Prizes are nontransferable. Winners shall be solely responsible for any and all prize-related expenses and fees, including without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any prize. Except as set forth in these Rules, no substitution of Prize or transfer/assignment of Prize to others or request for the cash equivalent by a winner is permitted.

9. MEDIA CONSENT: By participating in this Promotion, Member hereby grants Encore Boston Harbor the right to use their name, likeness, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

10. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion.

11. LIABILITIES: By participating in this Promotion, the Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

12. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (the “Promotion”) is open to Wynn Rewards members who are in compliance with all Wynn Rewards Program terms and conditions as designated by Encore Boston Harbor in accordance with these Rules (defined below) (each, a “Member”).

2. AGREEMENT TO RULES: By participating in this Promotion, the Member agrees to be fully and unconditionally bound by these rules (the “Rules”) and agrees that they are subject to and in compliance with all Wynn Rewards Program terms and conditions. In addition, the Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. DEFINITIONS:

“Activation Period” shall mean between 2:00 p.m. and 10:29 p.m. on the Drawing Day.

“Complimentary Entry” shall mean one (1) complimentary entry to the drawing.

“Drawing Day” shall mean Friday, June 26, 2026.

“Earning Period” shall mean from 6:00 a.m. on Monday, June 1, 2026 through 10:29 p.m. on Friday, June 26, 2026.

“Entry Multipliers” shall mean (i) for Red Tier – 5x entries; (ii) for Platinum Tier – 10x entries; and (iii) for Black Tier+ – 20x entries.

“Grand Prize” shall mean $7,000.00 in FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”).

“Multiplier Days” shall mean Wednesdays, June 3, 10, 17, and 24, 2026.

“Prize” shall mean FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”) valued at $700.00.

“Slot Point Threshold” shall mean five (5) slot points.

4. EARNING PERIOD: Members with rated play during the Earning Period will receive one (1) Complimentary Entry and additional drawing entries for every Slot Point Threshold or equivalent theoretical win in table play earned during the Earning Period. Members may earn Entry Multipliers during the Multiplier Days. Members may view their drawing entries at any promotional kiosk throughout the Earning Period. In the event of system downtime, rated play may not be recorded and Prizes may not be awarded. Encore Boston Harbor shall not be responsible for any play not recorded. Encore Boston Harbor shall not be liable for any system downtime, during which this Promotion may be suspended and Prizes not awarded.

5. REGISTRATION: To be eligible for the drawing, Members must activate their drawing entry or entries by swiping their Wynn Rewards card at any promotional kiosk during the Activation Period.

6. PRIZES: On the Drawing Day, seven (7) winners will be drawn every half hour from 3:00 p.m. through 10:00 p.m. At 10:30 p.m. on the Drawing Day, seven (7) winners will be drawn for a Grand Prize. Prize winners will be announced on the casino floor. Free slot play Prizes will be added to a Member’s account and Members do not need to be present to win. All Grand Prize winners need not be present to win. Free play will be added to a Member’s account and free play table exchanges must be made at the Wynn Rewards desk closest to the Promotions Room and Red 8 before 11:00 p.m.

7. FREE PLAY EXPIRATION: Free slot play at $100.00 and above expires within thirty (30) calendar days of the date and time of issuance. Free table play kiosk vouchers must be redeemed by Member at the Main Cashier by 11:59 p.m. on the date of issuance.

8. ADDITIONAL TERMS: Members are eligible to be drawn for a maximum of one (1) Prize and one (1) Grand Prize per drawing session. All Prizes are nontransferable. Winners shall be solely responsible for any and all prize-related expenses and fees, including without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any prize. Except as set forth in these Rules, no substitution of Prize or transfer/assignment of Prize to others or request for the cash equivalent by a winner is permitted. Valid identification required.

9. MEDIA CONSENT: By participating in this Promotion, Member hereby grants Encore Boston Harbor the right to use their name, likeness, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

10. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion.

11. LIABILITIES: By participating in this Promotion, the Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

12. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (the “Promotion”) is open to Wynn Rewards members who are in compliance with all Wynn Rewards Program terms and conditions as designated by Encore Boston Harbor in accordance with these Rules (defined below) (each, a “Member”).

2. AGREEMENT TO RULES: By participating in this Promotion, the Member agrees to be fully and unconditionally bound by these rules (the “Rules”) and agrees that they are subject to and in compliance with all Wynn Rewards Program terms and conditions. In addition, the Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. DEFINITIONS:

“Activation Period” shall mean between 11:00 a.m. and 7:29 p.m. on the Drawing Day.

“Complimentary Entry” shall mean one (1) complimentary entry to the drawing.

“Drawing Day” shall mean Sunday, June 28, 2026.

“Earning Period” shall mean from 6:00 a.m. on Monday, June 1, 2026 through 7:29 p.m. on Sunday, June 28, 2026.

“Entry Multipliers” shall mean (i) for Red Tier – 5x entries; (ii) for Platinum Tier – 10x entries; and (iii) for Black Tier+ – 20x entries.

“Grand Prize” shall mean (i) between $1,500.00 and $2,500.00 in FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”), or (ii) cash between $3,000.00 and $25,000.00.

“Multiplier Days” shall mean Sundays, June 7, 14, 21, and 28, 2026.

“Prize” shall mean free play valued at $250.00.

“Slot Point Threshold” shall mean five (5) slot points.

4. EARNING PERIOD: Members with rated play during the Earning Period will receive one (1) Complimentary Entry and additional drawing entries for every Slot Point Threshold or equivalent theoretical win in table play earned during the Earning Period. Members may earn Entry Multipliers during the Multiplier Days. Members may view their drawing entries at any promotional kiosk throughout the Earning Period. In the event of system downtime, rated play may not be recorded and Prizes may not be awarded. Encore Boston Harbor shall not be responsible for any system downtime, play not recorded, or Prizes not awarded.

5. REGISTRATION: To be eligible for the drawing, Members must activate their drawing entry or entries by swiping their Wynn Rewards card at any promotional kiosk during the Activation Period.

6. PRIZES: On the Drawing Day, ten (10) winners will be drawn every half hour from 12:00 p.m. until 7:00 p.m. At 7:30 p.m. on the Drawing Day, ten (10) winners will be drawn for a Grand Prize. Prize winners will be announced on the casino floor. Free slot play will be added to a Member’s account and Members do not need to be present to win. All cash Grand Prize winners must be present to win and must claim their prize in accordance with the procedures and in the time frames set forth in Section 7 at the Wynn Rewards desk near the Promotions Room by 8:00 p.m.

7. CASH REDEMPTION/CLAIMING OF PRIZES: If a selected cash Grand Prize winner is not present, is ineligible, or fails to claim the prize within five (5) minutes from the time award notification was sent, the prize will be forfeited, and an alternate winner will be selected. If a Grand Prize is not claimed after two (2) selection attempts, subsequent alternate winners will have two (2) minutes from the time award notification was sent to claim their prize. Subsequent alternate winners will be selected, to the extent necessary, a maximum of three (3) times. Grand Prizes unclaimed thereafter will be forfeited and will not be awarded. Prize winners will be announced on the casino floor. Prize redemption forms for cash prizes must be redeemed at the Main Cashier before 11:59 p.m. on the Drawing Day.

8. FREE PLAY EXPIRATION: Free slot play at $100.00 and above expires within thirty (30) calendar days of the date and time of issuance. Free table play kiosk vouchers must be redeemed by Member at the Main Cashier by 11:59 p.m. on the date of issuance.

9. ADDITIONAL TERMS: Members are eligible to be drawn for a maximum of one (1) Prize and one (1) Grand Prize per drawing session. All Prizes are nontransferable. Winners shall be solely responsible for any and all prize-related expenses and fees, including without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any prize. Except as set forth in these Rules, no substitution of Prize or transfer/assignment of Prize to others or request for the cash equivalent by a winner is permitted. Valid identification required.

10. MEDIA CONSENT: By participating in this Promotion, Member hereby grants Encore Boston Harbor the right to use their name, likeness, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

11. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion.

12. LIABILITIES: By participating in this Promotion, the Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

13. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (the “Promotion”) is open to new Wynn Rewards members who have registered for Wynn Rewards and completed their Wynn Rewards profile by providing an acceptable form of identification and mailing address, in person at a Wynn Rewards desk, sign up online, at an enrollment kiosk, at a table game, or with a slot attendant or casino cashier between January 1, 2026 and December 31, 2026 (each, a “Member”).

2. AGREEMENT TO RULES: By participating in this Promotion, the Member agrees to be fully and unconditionally bound by these rules (the “Rules”) and agrees that they are subject to and in compliance with all Wynn Rewards Program terms and conditions. In addition, the Member agre es to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. DEFINITIONS:

“Prize” shall mean FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”) valued at $50.00.

“Maximum Number of Prizes” shall mean one (1) Prize.

4. REDEMPTION: Members may redeem their Prize by visiting the main Wynn Rewards Desk during regular operating hours during the Redemption Period.

5. PRIZES: Free slot play Prizes will be added to a Member’s account. Member’s may receive the Maximum Number of Prizes.

6. FREE PLAY EXPIRATION: Free slot play valued at less than $100.00 is available for one (1) calendar day after the date and time of issuance. Free table play vouchers (for promotional chips) must be redeemed at the Main Cashier before 11:59 p.m. on the day it was received.

7. ADDITIONAL TERMS: All Prizes are nontransferable. Winners shall be solely responsible for any and all prize-related expenses and fees, including without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any prize. Except as set forth in these Rules, no substitution of Prize or transfer/assignment of Prize to others or request fo r the cash equivalent by a winner is permitted.

8. MEDIA CONSENT: By participating in this Promotion, Member hereby grants Encore Boston Harbor the right to use their name, likeness, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

9. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion.

10. LIABILITIES: By participating in this Promotion, the Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

11. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (the “Promotion”) is open to new Wynn Rewards members who have registered for Wynn Rewards and completed their Wynn Rewards profile by providing an acceptable form of identification and mailing address, in person at a Wynn Rewards desk, at an enrollment kiosk, at a table game, or with a slot attendant or casino cashier between January 1, 2026 and December 31, 2026 (each, a “Member”).

2. AGREEMENT TO RULES: By participating in this Promotion, the Member agrees to be fully and unconditionally bound by these rules (the “Rules”) and agrees that they are subject to and in compliance with all Wynn Rewards Program terms and conditions. In addition, the Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Earning Period” shall mean twenty-four (24) hours following the Member’s sign up for the Wynn Rewards program in accordance with Section 1 above.

“Prize” shall mean FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”) valued at $25.00.

“Tier Credit Threshold” shall mean one hundred (100) Tier Credits.

“Maximum Number of Prizes” shall mean one hundred (100) Prizes.

4. EARNING PERIOD: Members will receive one (1) Prize for every Tier Credit Threshold earned during the Earning Period. Members may earn the Maximum number of Prizes. In the event of system downtime, rated play may not be recorded. Encore Boston Harbor shall not be responsible for any play not recorded. Members may redeem their Prize by visiting the main Wynn Rewards Desk during regular operating hours.

5. REDEMPTION: To be eligible to receive Prizes, Members must select this Promotion on a promotional kiosk during the Earning Period. Free slot play Prizes will be automatically loaded to Member’s account.

6. FREE PLAY EXPIRATION: Free slot play valued at less than $100.00 is available for one (1) calendar day after the date and time of issuance. Free slot play valued at $100.00 and above is available for thirty (30) calendar days after the date and time of issuance. Free table play vouchers (for promotional chips) and cash prizes must be redeemed at the Main Cashier before 11:59 p.m. on the day it was received.

7. ADDITIONAL TERMS: All Prizes are nontransferable. Winners shall be solely responsible for any and all prize-related expenses and fees, including without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any prize. Except as set forth in these Rules, no substitution of Prize or transfer/assignment of Prize to others or request for the cash equivalent by a winner is permitted.

8. MEDIA CONSENT: By participating in this Promotion, Member hereby grants Encore Boston Harbor the right to use their name, likeness, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

9. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion.

10. LIABILITIES: By participating in this Promotion, the Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

11. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (the “Promotion”) is open to invited Wynn Rewards members and new Wynn Rewards members who have registered for Wynn Rewards and completed their Wynn Rewards profile by providing an acceptable form of identification and mailing address, in person at a Wynn Rewards desk, at an enrollment kiosk, at a table game, or with a slot attendant or casino cashier between January 1, 2026 and December 31, 2026 (each, a “Member”).

2. AGREEMENT TO RULES: By participating in this Promotion, the Member agrees to be fully and unconditionally bound by these rules (the “Rules”) and agrees that they are subject to and in compliance with all Wynn Rewards Program terms and conditions. In addition, the Member agrees to accept the decisions made by Encore Boston Harbor as final and binding as it relates to the Promotion.

3. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Earning Period” shall mean between 6:00 a.m. on January 1, 2026 and 11:59 p.m. on December 31, 2026.

“Prize” shall mean FREECREDIT (“free slot play”) or free table play (in the form of promotional chips) (collectively, “free play”) valued between $250.00 and $1,000.00, based upon play.

“Tier Credit Threshold” shall mean:

“Maximum Number of Prizes” shall mean four (4) prizes for each new Wynn Rewards Member as described in section 1 above, and between one (1) and four (4) prizes for invited Members as specifically communicated in such invited Member’s personal invitation.

4. EARNING PERIOD: Members will receive one (1) Prize for every eligible Tier Credit Threshold earned during the Earning Period. In the event of system downtime, rated play may not be recorded. Encore Boston Harbor shall not be responsible for any play not recorded.

5. REDEMPTION: To be eligible to receive Prizes, after earning the Required Tier Credits, Members must select this Promotion on a promotional kiosk during the Earning Period. Free slot play Prizes will be automatically loaded to Member’s account.

6. FREE PLAY EXPIRATION: Free slot play valued at $100.00 and above is available for thirty (30) calendar days after the date and time of issuance. Free table play vouchers (for promotional chips) and cash prizes must be redeemed at the Main Cashier before 11:59 p.m. on the day it was received.

7. ADDITIONAL TERMS: All Prizes are nontransferable. Members are eligible to receive the Maximum Number of Prizes. Winners shall be solely responsible for any and all prize-related expenses and fees, including without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any prize. Except as set forth in these Rules, no substitution of Prize or transfer/assignment of Prize to others or request for the cash equivalent by a winner is permitted.

8. MEDIA CONSENT: By participating in this Promotion, Member hereby grants Encore Boston Harbor the right to use their name, likeness, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

9. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion.

10. LIABILITIES: By participating in this Promotion, the Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

11. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

1. ELIGIBILITY: This promotion (“Promotion”) is open to Members who earn the Required Tier Credits during the Earning Period.

2. AGREEMENT TO RULES: By participating in this Promotion, a Member agrees to be fully and unconditionally bound by these rules (the “Rules”). In addition, as it relates to the Promotion, Member agrees to accept the decisions made by Encore Boston Harbor as final and binding.

3. DEFINITIONS:

Capitalized terms used herein shall be defined as follows:

“Earning Period” shall mean between 12:00 a.m. on January 1, 2026 and 11:59 p.m. on December 31, 2026.

“Redemption Period” shall mean during Wynn Rewards’ normal operating hours from January 1, 2026 through December 31, 2026.

“Members” shall mean Red and Platinum Tier Wynn Rewards members who are in compliance with all Wynn Rewards program terms and conditions.

“Prize” shall mean thirty (30) days of complimentary access to the Black Tier Lounge during its normal operating hours for Member.

“Required Tier Credits” shall mean thirty-five thousand (35,000) tier credits.

4. REDEMPTION: Members who earn the Required Tier Credits during the Earning Period must close their slot or table session during the Earning Period by removing their Wynn Rewards card from the slot machine or by requesting a table games supervisor to close their session. Following the closure of the session, the Member must visit a promotional kiosk during the Redemption Period to select the Promotion and receive a voucher, and then visit the main Wynn Rewards Desk during its normal operating hours to redeem their Prize.

5. PRIZE: Thirty (30) day Black Tier Lounge access begins on the first day the Prize voucher is redeemed. No substitution or transfer of Prizes is permitted. All Prizes are awarded in Encore Boston Harbor’s sole discretion. Members shall be solely responsible for any and all Prize-related expenses and fees including, without limitation, any and all federal, state and/or local taxes (including sales tax), and winners shall be responsible, where applicable, to complete and execute an IRS Form 1099 and release and waiver liability form in order to receive any Prize.

6. MEDIA CONSENT: By participating in this Promotion, a Member hereby grants Encore Boston Harbor the right to use their name, photograph, biographical information, statements and address for advertising and/or publicity purposes worldwide and in all forms of media.

7. TERMS: Encore Boston Harbor reserves the right, in its sole discretion, to cancel, terminate, modify, or suspend this Promotion at any time.

8. LIABILITIES: By participating in this Promotion, a Member agrees to release and hold harmless Wynn MA, LLC and its affiliates from any liability, illness, injury, death, loss, litigation, claim or damage that may occur, directly or indirectly, whether caused by negligence or not.

9. GAMING ENTERPRISE: Encore Boston Harbor, 1 Broadway, Everett, MA 02149.

Wynn Rewards Hero Program

New and existing Wynn Rewards Members who are military veterans, active members of the military, doctors, nurses, EMT, firefighters and police officers (collectively, “Heroes”) are invited to join Wynn Rewards as, or upgrade their current Wynn Rewards membership to, Platinum Tier. Heroes may visit the Wynn Rewards desk during normal operating hours to receive their complimentary Platinum Tier upgrade. Heroes will be asked to present a valid form of identification as proof of profession upon the initial upgrade and on an annual basis thereafter. Encore Boston Harbor reserves the right to accept or reject any form of identification in its sole discretion. Platinum Tier Heroes shall receive all Platinum Tier Wynn Rewards benefits. Any Platinum Tier benefits based solely on play remain subject to such play requirements. All Wynn Rewards terms and conditions apply and may be found here. This offer is subject to change without notice and may be revoked at any time in the sole discretion of Encore Boston Harbor. The Wynn Rewards Hero Tier program is only valid at Encore Boston Harbor.

Rain Check Terms & Conditions

In the event that Encore Boston Harbor cannot provide a Gift for any reason, Encore Boston Harbor, in its sole and absolute discretion, may offer a “rain check” (i.e., the Gift to be provided to the Member at a later date) to Members. In the event that a “rain check” Gift is offered to a Member, the Member must complete the Rain Check Form prior to the expiration of the applicable Promotional Day. Encore Boston Harbor will notify the Member when it receives the “rain check” Gift and the Member will have thirty (30) days following such notification to pick-up the “rain check” Gift in-person at Encore Boston Harbor. Third parties will not be permitted to redeem the “rain check” Gift on behalf of a Member).

Stage Game Rules

Behavior we consider to be inappropriate and disrespectful is prohibited. This includes:

• Unruly behavior, threatening or obscene gestures, fighting or violence.
• Derogatory and threatening language including offensive remarks about race, ethnicity, gender, religion, disability, age, sexual orientation, national origin, pregnancy, or other legal protected classifications.
• Clothing deemed, at our discretion, to not conform to dress codes in restaurants, nightclubs, spa wet areas, and elsewhere. Also, clothing deemed to be offensive or indecent is prohibited.
• Possession of a weapon except with Wynn Resort’s prior knowledge and consent.
• Stealing, damaging, or misusing any property.
• Possession or use of Cannabis or illegal drugs.
• Any other inappropriate conduct as determined by Wynn Resorts.

Wynn Resorts reserves the right to take all actions permitted by applicable law for violations of this policy.