New daily fantasy players can kick off the NFL season with a $50 sign-up bonus. Activate Underdog promo code WTOP to qualify for this NFL offer. Click here to start signing up.

Anyone who redeems this offer can win a $50 bonus by making a $5 play on the NFL. From there, start using this bonus cash to make picks throughout the weekend.

Underdog should be a go-to destination for daily fantasy players during the NFL season. Week 1 started off strong and concludes with a stellar Monday night matchup between the Vikings and Bears.

Register with Underdog promo code WTOP to secure a $50 fantasy bonus with any $5 play. Click here to sign up.

Underdog Promo Code WTOP Delivers $50 Sign-Up Bonus

This promo is a foolproof way for players to lock in a $50 bonus. Any $5 play on the NFL, college foo

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