Since Patrick Mahomes took over as starting quarterback in 2018, the Kansas City Chiefs have been the NFL's undisputed paragon, appearing in five of the last six Super Bowls and winning three. The 2025 season wasn't expected to be any different: KC entered the campaign with the fourth-best Super Bowl odds (+800) and second-best AFC Championship odds (+350).

But things have not gone according to plan for Mahomes and company, and Sunday night's 20-10 upset home loss to the Houston Texans may have been the final blow to their campaign: After entering the season with -450 odds to make the playoffs, the Chiefs now find themselves with +390 odds to play in the postseason.

Kansas City's struggles are emblematic of an NFL season that has seen Super Bowl contenders falter time and again w

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