Underdog Promo Code COVERS: Play $5, Get $75 Bonus Entries for Sabalenka vs. Rybakina

Use Underdog promo code COVERS for $75 bonus on Australian Open Final. Sabalenka vs Rybakina predictions available Friday.

Luc LeBlanc - Betting Editor at Covers.com
Luc LeBlanc • Content Editor
Jan 30, 2026 • 21:30 ET • 3 min read
Photo By - Use Underdog promo code "COVERS" to play $5, Get $75.

The Australian Open Women's Final between Aryna Sabalenka and Elena Rybakina promises to be an epic showdown, and new users can capitalize on this marquee matchup with the Underdog promo code COVERS. This welcome offer provides $75 in bonus credits when you make your first $5 entry, making it one of the best prediction market apps for tennis betting.

With Sabalenka seeking her third Australian Open title and Rybakina looking for redemption after their 2023 final meeting, Friday's match presents excellent opportunities for player predictions and fantasy contests.

Play $5, Get $75
Code: COVERS

Underdog Promo Code COVERS Delivers $75 Bonus

The Underdog promo code unlocks a substantial welcome bonus for new users ready to make predictions on the Australian Open final. After registering and making your first $5 entry, you'll receive $75 in bonus credits within 72 hours. This offer is available to new users who are at least 19 years old, with Virginia requiring users to be 21 or older. The bonus comes with a 1x wagering requirement that must be completed within 14 days of receipt.

For the Sabalenka vs. Rybakina final, you could create player predictions on serving aces, winners hit, or games won in each set. If you enter a $5 contest predicting Sabalenka will hit over 25 winners and she delivers 28, your entry would be successful and you'd earn contest winnings plus have your $75 bonus available for future plays.

The bonus funds expire after 60 days if unused, and account verification is required before withdrawing any winnings.


Use the correct Underdog promo code for your state

Underdog 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 Australian Open Bonus

Claiming your Underdog welcome bonus for Friday's Australian Open final takes just a few simple steps.

  1. First, download the Underdog app and complete registration with your personal information and mobile number verification.
  2. Next, make your initial deposit of at least $5 and enter the promo code COVERS when prompted during the deposit process.
  3. Finally, place your first $5 entry into any available contest, whether that's a draft-style fantasy lineup or pick'em predictions on player performance for the Sabalenka-Rybakina match.
  4. Your $75 bonus will appear in your account within 72 hours, ready to use on additional tennis contests throughout the tournament.

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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Luc LeBlanc
Content Editor

Luc has been passionate about sports since he was a child, playing competitive hockey and staying closely tuned to professional leagues. Today, he brings that same energy to his work as a Content Editor, covering NHL games, player props, and betting trends with a sharp, analytical eye.

Since 2023, Luc has been writing picks and analysis for various publications, helping readers discover value in several major sports. While hockey is his specialty, he also closely follows tennis, keeping up with both the ATP and WTA Tours.

A graduate of Saint Mary’s University (BSc, Geography, 2025), Luc approaches sports betting the way he approaches maps and statistics by looking for patterns, trends, and angles that give him an edge. He focuses on research-backed and well-informed picks, spotting correlations, and finding the best opportunities in player props and game markets.

When he’s not making data-driven betting decisions or breaking down NHL matchups, you’ll find Luc on the ice, hitting the tennis courts, or engaging in some other form of exercise — staying connected to the sports he loves.

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