Kansas City Chiefs quarterback Patrick Mahomes knows what will be a deciding factor in beating the Buffalo Bills.

There isn't a contemporary NFL quarterback rivalry quite like Josh Allen versus Patrick Mahomes. While the MVP-level signal-callers don't play in the same division, they've made a habit of meeting in high-stakes contests.

The Kansas City Chiefs are gearing up to face a familiar foe in the AFC championship game, and quarterback Patrick Mahomes knows it won’t be an easy task.

Kansas City will welcome the Bills to Arrowhead Stadium with a chance to avenge the team's regular season loss against the Josh Allen-led Bills. The two rivals faced off on Nov. 17 and the Bills came out on top, 30-21 to hand Kansas City its first loss of the season.

Fittingly, the Kansas City Chiefs' pursuit of a three-peat will include yet another playoff showdown with their playoff rival. On Sunday, the Chiefs will face the Bills for the right to once again represent the AFC in the Super Bowl.

The Bills already beat the Chiefs this season, but they know all to well that the two-time defending Super Bowl champs are a different animal in the playoffs.

We break down the biggest strengths and question marks in the Bills-Chiefs matchup, plus the X-factors that could make all the difference.

Familiar foes shall meet again in the 2024-25 AFC Championship on Sunday. For the fourth time in five years, the Kansas City Chiefs and Buffalo Bills

The Buffalo Bills (13-4) go on the road in a playoff matchup with the Kansas City Chiefs (15-2) at GEHA Field at Arrowhead Stadium in the AFC Championship game on Jan. 26, kicking off at 6:30 p.m.

The Kansas City Chiefs will face the Buffalo Bills in the AFC Championship after the Bills beat the Baltimore Ravens 27-25 on Sunday. Bills quarterback Josh Allen was the only quarterback in the league this season to beat Patrick Mahomes.

See who's in and who's out for the Championship Game matchup between the Kansas City Chiefs and Buffalo Bills on January 26, 2025.

Patrick Mahomes has already long finished his first ballot Hall of Fame resume: 3 Super Bowls, 3 Super Bowl MVPs, 2 regular season MVPs, 6 Pro Bowls – not to mention carrying a 16-3 post-season record and reaching seven straight AFC Championship games – the list does not stop.