Underdog Promo Code FOXSPORTS: Play $5, Get $100 on Your Favorite NFL Week 6 Game, Chiefs vs. Chargers

Published

This page may contain affiliate links to legal sports betting partners. If you sign up or place a wager, FOX Sports may be compensated. Read more about Sports Betting on FOX Sports.

NFL Week 6 brings another exciting Sunday of football, and Underdog has a welcome offer for new users looking to get involved. Use Underdog promo code FOXSPORTS, play $5 and get $100 to put toward your favorite NFL game, including the Chargers vs. Chiefs showdown.

The Los Angeles Chargers head to Kansas City to face Patrick Mahomes and the Chiefs in a key AFC West matchup. Both teams are looking to gain ground in the division, making this one of Sunday's most intriguing games. 

The Arizona Cardinals against the Los Angeles Rams and the Buffalo Bills facing the Las Vegas Raiders in Las Vegas.

Ready to join the action? New users on Underdog can use promo code FOXSPORTS to play $5 and get $100, giving you a chance to get involved with Chiefs vs. Chargers and other available NFL contests.

Show more

How to Sign Up and Claim the Underdog Promo Code

  1. Click "Claim Now" or visit the Underdog site and use promo code FOXNEWS
  2. Download the Underdog app (iOS or Android) and complete registration (name, email, date of birth, address, last 4 of SSN if required) and account verification.
  3. Once your account is verified and you play $5, you will receive $10 in bonus bets.
  4. Repeat this process each day for 10 days to earn $100.
  5. Any winnings from bonus-fund entries become withdrawable once play-through or contest requirements are satisfied.
  6. For more information, visit our Underdog promo code page.

How to Watch Cardinals vs. Rams

How to Watch Chargers vs. Chiefs

  • When: Sunday, October 18, 2026 at 4:25 p.m. ET
  • Where: Arrowhead Stadium, Kansas City, MO
  • TV: CBS
  • Stream: Paramount+
  • Follow Live: FOX Sports

How to Watch Cowboys vs. Packers

  • When: Sunday, October 18, 2026 at 8:20 p.m. ET
  • Where: Lambeau Field, Green Bay, WI
  • TV: NBC
  • Stream: Peacock
  • Follow Live: FOX Sports