Register with the Underdog promo code TOPACTION from Action Network to score a $50 welcome bonus. Play $5 on an NBA DFS lineup following registration to get credited with $50 worth of fantasy bonus entries. Tap the new player module below to create your Underdog DFS account today, Sunday, April 26, 2026.
The slate of games this afternoon provide plenty of star power to make picks on. Make NBA DFS picks on Game 4 in the Spurs vs. Trail Blazers series at 3:30 p.m. ET on ESPN, or any game.
Underdog solely focuses on player projections, which is why the NBA is the most fun league to make picks on. Both the Spurs and Trail Blazers possess lots of star power to include in lineups. Verify that our Underdog promo code TOPACTION is available in your state via the table below and tap the link to sign up now.
| Underdog Promo Offer | DFS States Available | Underdog Promo Code Sign-Up Link |
|---|---|---|
| Play $5, Get $50 in Bonus Entries | AL, AK, AR, CA, DC, FL, GA, IL, IN, KS, ME, MS, MN, NE, NM, NC, ND, OK, OR, RI, SC, SD, TX, VT, VA, UT, WI, WY | TOPACTION |
How to Use Underdog Promo Code TOPACTION
The process of unlocking $50 in fantasy bonus entries starts with the Underdog promo code TOPACTION:
- Tap the sign-up module below to create an Underdog DFS account
- Follow the prompted steps to complete and verify your account info
- Make a deposit and submit a $5+ lineup of NBA DFS picks to get your bonus funds
Whether online sports betting is in your state or not doesn't matter here. Underdog is one of the top DFS sites in North America, in part due to their widespread availability. Give this app a chance if you have any interest in predicting how the Spurs vs. Trail Blazers game turns out.
Example Spurs vs. Trail Blazers Prediction
Here is an example NBA DFS lineup of three picks I like from the Spurs vs. Trail Blazers game:
- Scoot Henderson higher than 20.5 points + rebounds + assists
- Stephon Castle higher than 5.5 rebounds
- Jrue Holiday less than 6.5 assists
Once I sign up with the Underdog promo code TOPACTION and insert these picks into a lineup, I must choose whether to Standard Play or Flex Play them. See how I win with each lineup type below:
- Standard Entry: I win 6x if all three picks are correct
- Flex Entry: I win 3x if all three picks hit, or 1x if two of my picks are right
Steps to Sign Up With Underdog Promo Code TOPACTION
Use the guided instructions below to create an account with our verified Underdog promo code TOPACTION from Action Network:
- Step 1:Tap here or use a link in this article to download the Underdog app.
- Step 2: Set up a username and password for your new DFS account
- Step 3: Enter personal information like your name, date of birth, and email address.
- Step 4: Insert the Underdog promo code TOPACTION into the appropriate field.
- Step 5: Accept the Terms of Use and Privacy Policy.
- Step 6: Finalize registration to get one step closer to playing on Underdog.
- Step 7: Fund your new DFS account with a $10+ deposit.
- Step 8: Play $5+ on a Spurs vs. Trail Blazers prediction entry to unlock $50 in fantasy bonus entries.
Underdog Terms & Conditions
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. Offer not valid in MD, MI, NJ, NY, OH, and PA. Concerned with your play? Call 1-800-MY-RESET or 1-800-GAMBLER or visit www.ncpgambling.org; AZ: 1-800-NEXT-STEP (1-800-639-8783) or text NEXT-STEP to 53342; NY: Call the 24/7 HOPEline at 1-877-8-HOPENY or Text HOPENY (467369).
