Underdog Promo Code COVERS: NEW $75 Sign-Up Bonus for Lions vs. Rams

Use Underdog Fantasy promo code COVERS for $75 bonus on Lions vs Rams Sunday. New users get bonus credit with $5 entry.

Luc LeBlanc - Betting Editor at Covers.com
Luc LeBlanc • Content Editor
Dec 14, 2025 • 13:30 ET • 3 min read
Photo By - Use Underdog Fantasy promo code "COVERS" to play $5, Get $75. - IMAGN IMAGES

The Los Angeles Rams can clinch a playoff spot with a victory over the Detroit Lions on Sunday, December 14, making this NFC showdown perfect for claiming the Underdog Fantasy promo code offer. New users can secure a $75 bonus by using code COVERS and making just a $5 entry into any contest. This welcome bonus enhances your fantasy experience for one of the season's most crucial matchups, and you can explore other sportsbook promos available today.

Play $5, Get $75
Code: COVERS

Lions vs Rams perfect for Underdog Fantasy promo code bonus

The Underdog Fantasy promo code delivers exceptional value for Sunday's high-stakes contest between two playoff-contending teams. New users who enter code COVERS and make a minimum $5 entry will receive $75 in bonus credit within 72 hours. The bonus carries a 1x wagering requirement that must be completed within 14 days, and you have 60 days to use the bonus before it expires.

This offer works perfectly for the Lions-Rams matchup, where you can build fantasy lineups featuring stars like Puka Nacua, who just earned NFC Offensive Player of the Week honors, or Jahmyr Gibbs, who ranks second in the NFL with 13 total touchdowns. Whether you choose draft contests or pick'em games predicting player performances, your $5 entry unlocks the full bonus regardless of your contest results.


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 Sunday's game

Claiming your Underdog Fantasy bonus for the Lions vs Rams game takes just minutes with these simple steps.

  1. First, download the Underdog Fantasy app and complete registration with your basic information and mobile number verification.
  2. Next, make your initial deposit of at least $5 and enter promo code COVERS when prompted during the deposit process.
  3. Finally, place your $5 entry into any available contest featuring Sunday's game, whether building a fantasy lineup through their draft format or making pick'em predictions on player performances, such as Matthew Stafford's passing yards or Nacua's receiving totals.
  4. Your $75 bonus will appear in your account within 72 hours, ready to enhance your fantasy experience for this crucial NFC matchup.

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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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