The Underdog promo code TSNEWS allows new customers to collect a bonus for the NBA Cup Championship on Tuesday night. Register here to create your first entry on the Spurs vs. Knicks.
Apply the Underdog promo code and begin with a $5 entry. No matter the result, you’ll receive a $75 bonus. Use this to make picks on points, rebounds, three pointers and other stats.
It’s just the third year of the NBA Cup. The in-season tournament comes to an end on Tuesday night in Las Vegas. Victor Wembanyama and the Spurs will be taking on Jalen Brunson and the Knicks.
Underdog Promo Code TSNEWS for the Spurs-Knicks
| Underdog Promo Code | TSNEWS |
| New User Offer | Play $5, Get $75 Bonus |
| In-App Bonuses | 50% Profit Boost |
| Bonus Last Verified On | December 16, 2025 |
| Information Confirmed By | AllSportsPeople |
There are two ways to make picks on the NBA. A standard entry of 2+ picks will result in the largest payout, but all legs must hit. You can choose to flex an entry instead and still receive some winnings if one leg is incorrect. It protects two legs when making 6+ picks.
These are just some of the popular Higher/Lower markets for the Spurs vs. Knicks. Each player on the winning team will receive just over $500K.
- Victor Wembanyama: 21.5 points
- Jalen Brunson: 2.5 three pointers
- Karl-Anthony Towns: 10.5 rebounds
- OG Anunoby: 22.5 points + rebounds + assists
- De’Aaron Fox: 4.5 assists
- Josh Hart: 0.5 double-doubles
- Devin Vassell: 13.5 points
- Mikal Bridges: 3.5 1Q points
- Stephon Castle: 4.5 threes attempted
- Jordan Clarkson: 10.5 points + rebounds + assists
- Harrison Barnes: 9.5 points
Get in an entry of two before the game begins at 8:30 pm ET. Then, try following along during the action to enter live contests. You’ll need to act quickly since the totals constantly change.
Steps to Register with the Underdog Promo Code
New customers in eligible states can lock-in a bonus for NBA Cup picks by taking these steps:
- Click here to use the Underdog promo code TSNEWS.
- Provide your email address, full name and other basic info to confirm your identity.
- Make a deposit with an accepted payment method, like a debit card or PayPal.
- Create a $5 entry.
Win or lose, you’ll receive a $75 bonus.
Increase Winnings with a 50% Profit Boost
Be sure to use a 50% profit boost for the NBA Cup Championship. Make 3-8 picks and increase your winnings on Tuesday.
Check the promotions tab throughout the week for more offers. Apply bonuses for college basketball, college football, NHL, UFC and NFL picks. NFL action returns on Thursday with an important NFC West matchup between the Rams and Seahawks.
We explained Higher/Lower picks, but you can also compete against other customers in Drafts. Select a team and accumulate fantasy points to win a share of prize pools. The rankings show which players are expected to score the most points. It even has a news feed, so you can check on injuries before drafting a team.