Underdog Promo Code COVERS: $50 Sign-Up Bonus for Iowa-Illinois, Purdue-Arizona, NCAA Games on Saturday

Luc LeBlanc - Betting Editor at Covers.com
Luc LeBlanc • Content Editor 3+ years betting experience
Updated: Mar 28, 2026 , 03:30 PM ET • 3 min read

Use Underdog promo code COVERS for $50 bonus entries on Iowa vs. Illinois. Claim your fantasy sports bonus for Saturday's showdown.

Photo By - Use Underdog promo code COVERS to play $5, Get $50.

The Underdog promo code COVERS offers new users $50 in bonus entries when they place their first $5 entry, perfect timing for Saturday's Iowa vs. Illinois showdown. This Big Ten battle features the ninth-seeded Hawkeyes looking to reach their first national semifinal since 1980 against third-seeded Illinois, who are seeking their first appearance since 2005.

Underdog Fantasy stands among the best prediction market apps for college basketball action, and this Saturday, March 28 welcome offer provides an excellent opportunity to get started.

Play $5, Get $50
Code: COVERS

Underdog promo code COVERS delivers $50 bonus for Iowa vs. Illinois

The Underdog promo code COVERS unlocks a generous welcome bonus that transforms a modest $5 entry into $50 worth of fantasy bonus entries. New users must be at least 18 years old and located in an eligible state to qualify for this promotion. The bonus entries arrive within 72 hours of your initial qualifying entry and come with a 1x wagering requirement that must be completed within 14 days.

For Saturday's Iowa vs. Illinois matchup, consider how this bonus enhances your fantasy options. If you create a winning entry using your initial $5 on players like Illinois guard Keaton Wagler, who recorded a double-double against Houston, your winnings are yours to keep. Even if your first entry doesn't hit, you still receive the full $50 in bonus entries to use on future contests. The bonus funds expire after 60 days, and account verification is required before withdrawing any winnings.

Terms include geographic restrictions, as this offer is not available in New Jersey, New York, Maryland, Ohio, Michigan, and Pennsylvania. The promotion applies specifically to fantasy sports entries, not traditional sports betting. Compare this offer alongside other best prediction market promos to maximize your fantasy sports value.


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 Underdog fantasy bonus for Saturday's game

Claiming your Underdog Fantasy bonus for Iowa vs. Illinois requires just a few simple steps. Follow this process to secure your $50 in bonus entries using promo code COVERS:

  1. Visit Underdog Fantasy and create your new account
  2. Enter promo code COVERS during registration
  3. Verify your account information and location eligibility
  4. Make your first $5 fantasy entry on any available contest
  5. Receive $50 in bonus entries within 72 hours automatically
  6. Use bonus entries on Iowa vs. Illinois or other available contests

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.

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