Patrick Mahomes #15 of the Kansas City Chiefs makes adjustments at Arrowhead Stadium in Kansas City, Missouri. David Eulitt/Getty Images Gambling content 21+. The New York Post may receive an affiliate commission if you sign up through our links. Read our editorial standards for more information.

The clock is ticking, and soon, Missouri sports betting will be live. In the meantime, residents of the Show-Me State can prepare with a daily dose of fantasy sports with Underdog fantasy .

Missourians can also gain some extra bonus credits, right before the Dec. 1 launch day of all Missouri Sportsbooks , by using Underdog fantasy promo code NYPOST .

A massive NFL Week 13 Thanksgiving slate, headlined by the Chiefs and Cowboys, is also a great call to get in on the action.

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