Underdog Promo Code COVERS: UPDATED $75 Bonus for Grizzlies vs. Thunder

Use Underdog Fantasy promo code COVERS for $75 bonus on Grizzlies vs Thunder Monday. New users get bonus credit with $5 entry.

Luc LeBlanc - Betting Editor at Covers.com
Luc LeBlanc • Content Editor
Dec 22, 2025 • 18:30 ET • 3 min read
Photo By - Use Underdog Fantasy promo code "COVERS" to play $5, Get $75. - IMAGN IMAGES

The Memphis Grizzlies face the Oklahoma City Thunder on Monday, December 22, in what promises to be an exciting Western Conference matchup. New users can take advantage of the Underdog Fantasy promo code COVERS to claim a $75 bonus when placing their first $5 entry on this game. With the Thunder sitting atop the NBA standings despite recent struggles and the Grizzlies fighting for playoff position, this contest offers plenty of opportunities to explore sportsbook promos and claim your $75 bonus.

Play $5, Get $75
Code: COVERS

Underdog Fantasy promo code details for Grizzlies vs Thunder

The Underdog Fantasy promo code COVERS provides new users with a $75 bonus credit after making an initial $5 entry into any contest. This welcome offer applies to both draft-style fantasy contests and pick'em games where you predict player performance. For Monday's Grizzlies vs Thunder game, you could build a lineup featuring Shai Gilgeous-Alexander and Ja Morant, or make picks on whether these stars will exceed their projected statistics.

The bonus comes with specific terms that new users should be aware of. You must be at least 19 years old to participate, with Virginia requiring users to be 21 or older. The $75 bonus is credited to your account within 72 hours and carries a 1x wagering requirement that must be fulfilled within 14 days. You have 60 days to use the bonus before it expires, and account verification is required before withdrawing any winnings. This offer is not available in Maryland, Michigan, Pennsylvania, and Ohio.


Use the correct Underdog promo code for your state

Underdog Fantasy Promo Code Eligible States
 COVERS AK, AL, AR, AZ, CA, CO, FL, GA, IL, IN, KS, KY, MA, MI, MN, MO, MS, NC, ND, NE, NH, NJ, NM, NY, OH, OK, OR, PA, RI, SC, SD, TN, TX, UT, VA, VT, WI, WV, WY

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How to claim your Underdog Fantasy bonus for Monday's game

Claiming your Underdog Fantasy bonus for the Grizzlies vs Thunder game follows a straightforward process.

First, download the Underdog Fantasy app and complete registration with your personal information and mobile number verification. Next, make your initial deposit of at least $5 and enter the promo code COVERS when prompted during the deposit process. Finally, place your first $5 entry into any available contest featuring Monday's game, whether through draft-style fantasy or pick'em format. Your $75 bonus will be credited to your account within 72 hours, ready for use on future contests.


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Luc LeBlanc
Content Editor

Luc has been keeping up with various realms of the sports world since a young age, playing an abundance of competitive sports as a child, and is still going strong as a hockey player to this day. Having been involved with sports media and the sports betting world for two years and graduating from university in 2025, he ultimately chose to pursue a career in sports media.Luc has over five years of experience in sports betting across a wide range of professional sports and has been providing valuable insights since debuting in the field as a sports betting expert with various publications in 2023. He has a wide base of sports knowledge, though his favorites are undoubtedly hockey and tennis – always staying up to date with the NHL and following the ATP and WTA tours.When betting, Luc always does his due diligence, analyzing trends and finding value by recognizing and linking valuable props to other probable outcomes.

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