Underdog Promo Code 'COVERS': Sign Up To Play $5, Get $100 On Knicks vs Celtics Tonight

Use Underdog Fantasy promo code COVERS for $100 bonus on the Knicks vs the Celtics on Tuesday. New users get bonus credit with $5 entry.

Peter Clarke - Senior Editor at Covers.com
Peter Clarke • Senior Editor
Dec 2, 2025 • 17:15 ET • 3 min read
Use Underdog Fantasy promo code "COVERS" to play $5, Get $100. - IMAGN IMAGES
Photo By - Use Underdog Fantasy promo code "COVERS" to play $5, Get $100. - IMAGN IMAGES

The Underdog Fantasy promo code COVERS delivers a $100 bonus for new users looking to play fantasy contests on Tuesday's Knicks vs Celtics matchup. New York enters this Atlantic Division showdown riding a four-game winning streak, with Jalen Brunson averaging 28.5 points per game and leading the charge against Boston on Tuesday, December 2. This welcome offer provides excellent value among current sportsbook promos for fantasy sports enthusiasts.

Play $5, Get $100
Code: COVERS

Underdog Fantasy promo code COVERS nets $100 bonus

The Underdog Fantasy promo code COVERS unlocks a $100 bonus when new users make their first $5 entry into any available contest. This promotion requires the promo code COVERS during registration and is available in most states except Maryland, Michigan, Pennsylvania and Ohio. New users must be at least 19 years old, with Virginia requiring users to be 21 or older.

The bonus arrives automatically within 72 hours of your qualifying entry and comes with a 1x wagering requirement that must be completed within 14 days. For example, enter a $5 pick'em contest predicting whether Jalen Brunson will exceed his 28.5 points per game average against Boston. You'll receive the $100 bonus regardless of the outcome of the contest. The bonus expires after 60 days if unused, and account verification is required before withdrawing any winnings.

Key terms include:

  • Minimum $5 entry required to activate bonus
  • 1x wagering requirement within 14 days
  • 60-day expiration on bonus funds
  • Account verification is required for withdrawals

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 Knicks vs Celtics fantasy bonus

Claiming your Underdog Fantasy bonus for Tuesday's Knicks vs Celtics game follows a straightforward process that gets you playing fantasy contests quickly.

  1. Download the Underdog Fantasy app and complete registration with your personal information and mobile number
  2. Verify your account using the one-time PIN sent via text message
  3. Make your first deposit of at least $5 and enter promo code COVERS when prompted
  4. Enter a $5 contest featuring Knicks vs Celtics players like Brunson or Jaylen Brown
  5. Receive your $100 bonus within 72 hours automatically

The platform offers both draft-style fantasy contests and pick'em games where you predict whether players will exceed their statistical projections. With Brunson averaging 28.5 points and Brown contributing 19 points with 12 rebounds in Boston's recent win, Tuesday's matchup provides compelling fantasy options for your bonus play.


Affiliate Disclosure: Our team of experts has thoroughly researched and handpicked each product that appears on our website. We may receive compensation if you sign up through our links.

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Peter Clarke - Covers
Senior Editor

Peter Clarke is dedicated to keeping bettors informed about the biggest sports betting events, such as the Super Bowl and March Madness, and the best way to cash in on sportsbook promos. He's also always on top of the latest welcome offers from the biggest sportsbooks, so he can share the best deals and the most exciting games to use them on every day.

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