Underdog Promo Code SBRBONUS - Play $5, Get $50 Fantasy Bonus for NCAA Basketball Round 4 on Saturday
The Underdog promo code SBRBONUS unlocks $50 in bonus entries when you make your first $5 play on Saturday, March 28. College Basketball Round 4 delivers two thrilling matchups today, with Iowa taking on Illinois and Purdue facing Arizona in what promises to be an action-packed day of tournament basketball.
Underdog Fantasy ranks among the best prediction market apps for building lineups and making picks on these high-stakes games.
Play $5, Get $50 in Bonus Entries
Must be 18+ (19+ in AL, NE; 19+ in CO for some games; 21+ in AZ, MA, and VA) and present in a state where Underdog Fantasy operates. Terms apply. Concerned with your play? Call 1-800-MY-RESET or 1-800-GAMBLER or visit http://www.ncpgambling.org . NY: Call the 24/7 HOPEline at 1-877-8-HOPENY or Text HOPENY (467369)
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Underdog promo code overview
| 📲 Underdog Promo Code | SBRBONUS |
| 💰 New User Offer | Play $5, Get $50 in Bonus Entries |
| 📄 Terms and Conditions | Must be 18 or older to play (19+ in AL, NE; 19+ in CO for some games; 21+ in AZ, MA, and VAA). Not available in NJ, NY, MD, OH, MI, and PA. (also restricted in Ontario). |
| 📅 Bonus Verified On | March 28 |
| ✅ Information Confirmed By | Devon Taylor |
How to claim the Underdog promo code for CBB Round 4
Here's how to claim your Underdog Fantasy bonus and start making picks on today's Round 4 games:
- Download the Underdog Fantasy app and complete registration with your personal information
- Verify your account using the text message PIN sent to your mobile number
- Make your first deposit of at least $5 using your preferred payment method
- Enter promo code SBRBONUS during the deposit process to activate your bonus
- Place your first $5 entry on any available contest featuring today's college basketball games
- Receive your $50 in fantasy bonus entries within 72 hours automatically
Underdog promo code terms & conditions
The Underdog promo code SBRBONUS provides excellent value for college basketball fans looking to enhance their Round 4 experience. After placing your qualifying $5 entry, you'll receive $50 in bonus entries that can be used across Underdog's draft contests and pick'em games. The bonus comes with a 1x wagering requirement, meaning you need to play through the bonus amount once before withdrawing any associated winnings.
Consider this scenario: you build a lineup featuring Iowa's standout players for their upset bid against Illinois, or you make picks on whether Purdue's key scorers will exceed their projected totals against Arizona. If your $5 entry wins and returns $15, you keep those winnings plus gain access to your $50 bonus. Even if your initial entry doesn't cash, you still receive the full bonus amount to continue playing. 🏀
Key terms include:
- Bonus expires 60 days after receipt
- Must complete 1x wagering requirement within 14 days
- Available to users 18+ in eligible states (excludes NJ, NY, MD, OH, MI, PA)
- Account verification required before withdrawals
The timing couldn't be better with today's Round 4 action featuring Iowa's Cinderella run against Illinois and Purdue's quest to avoid another upset against top-seeded Arizona. Whether you prefer building traditional fantasy lineups or making over/under picks on player performances, Underdog offers multiple ways to engage with these crucial tournament games while your bonus entries provide additional opportunities to win.
Affiliate Disclosure: Not intended for use in MA. Each betting site featured on SBR has been meticulously researched and selected by our team of experts. If you sign up through our links, we may get a commission.
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