Activate the Underdog promo code WTOP to redeem a bonus offer for the NBA slate Tuesday night. All new users who sign up are able to redeem $75 in bonuses to use on any of the seven NBA games tonight, including the Spurs vs. the Thunder at 8 p.m. ET.
Place a $5 entry on any NBA game today to receive this $75 bonus guaranteed. The outcome of that initial wager does not matter, so you receive this DFS bonus no matter what.
The highlight of the NBA slate tonight is the fourth matchup between the Spurs and Thunder in the last month or so, with the Spurs taking down the Thunder all three times. Use Underdog to check out this game, with the Thunder still -272 to win on Underdog despite losing three straight times to the Spurs.
Sign up with Underdog promo code WTOP to receive a guaranteed $75 bonus, and start diving into the games from there, and also make sure to check out Underdog Predict as well, even though there is no sign-up offer:
Underdog Promo Code WTOP For NBA Bonus
| Underdog Promo Code | WTOP |
| New User Offer | Play $5, Get $75 Bonus |
| In-App Promotions | $10 No Sweat Entry, 50% NFL Boost, 30% NHL Boost, 50% NBA Profit Boost, 40% Soccer Profit Boost, Ladders, Streaks, Rescues, etc. |
| Terms and Conditions | 18+ and Present in Participating States |
| Bonus Last Verified On | January 13, 2026 |
| Information Confirmed By | WTOP |
Create a new account and place a $5 entry to receive $75 in bonuses. These bonuses are guaranteed, making this a great way to get your account started off on the right foot.
From there, check out the Underdog app and start placing your favorite entries for the NFL today. You can place a standard entry, flex entry, or dive into one of their promotional entries in ladders, streaks and rescues.
In-App Promotions Tuesday via Underdog
Even with the NFL taking couple days off as we transition to the Divisional Round of the playoffs, Underdog does not disappoint with the amount of promotions they have available for the games, ranging from an early NFL boost, NHL, NBA, soccer and more.
Below, we detail the best promotions available right now:
- $10 No Sweat Entry: Place an entry with 2-3 picks, and either win that entry or receive bonus funds back thanks to Underdog
- Qualify for a 50% NFL Boost: Place an NBA entry now, and after doing that you will qualify for a 50% NFL boost to use on this weekends games
- 30% NHL Profit Boost: Enjoy a boost to an NHL only entry tonight!
- 50% NBA Profit Boost: Place a 3-8 pick entry on the NBA only, and boost the payout of that entry by 50%
Along with these boosts mentioned above, you can also redeem a profit boost for a soccer and tennis entry as well, all on Underdog.
How to Sign Up With the Underdog Promo Code WTOP
It is easy to get up and running with this promo from Underdog. Just click head to the sportsbook and go through the sign-up process by entering basic personal information to the required fields. Make sure to enter the code WTOP during this process to secure your offer, too.
Then, you will have to use a secure payment option to complete your initial deposit. This can be done with a credit card, debit card or several other methods. Use your funds to then complete your initial $5 entry, which will unlock your $75 in bonuses.
