The Buffalo Bills lost another heartbreaker to the Kansas City Chiefs, and their latest postseason defeat could spell the end of the Amari Cooper Era. Starting the season with the Cleveland Browns, the Bills traded a third-round pick for his services and brought him aboard for the final eight games.

At least one Los Angeles Chargers player took to social media during Sunday’s AFC title game to vent a little about the NFL officiating. In that way, Chargers defensive back Tony Jefferson was like many fans who tuned into the game after the buzz of controversy around NFL officiating in recent weeks.

Overall, the Bills and Chiefs have met seven times in the playoffs, with the Chiefs going 5-2. Here's each postseason matchup between the two teams:

The Buffalo Bills could bring in a 2025 free agent notably tied to Western New York. ESPN Senior NFL Insider Adam Schefter confirmed Wednesday that Los Angeles Chargers star Khalil Mack will return for a 12th NFL season this fall after mulling retirement.

The Kansas City Chiefs are trying to continue their Super Bowl era. The Eras Tour star Taylor Swift is in attendance.

After a Wild Card playoff shellacking, it's clear the Los Angeles Chargers have some holes to fill and that includes at the wide receiver position.

The rookie, who led all receivers in the AFC Championship Game with six catches for 85 yards, was acquired in a draft-day trade with the Buffalo Bills.

Buffalo Bills beat Broncos 31-7 in wild card round ... Houston Texans beat Chargers 32-12 in wild card round, lost to Chiefs 23-14 in divisional round. 5. Los Angeles Chargers lost to Texans 32-12 in wild card round. 6. Pittsburgh Steelers lost to Ravens ...

Kansas City’s three-peat dream remains alive. The Chiefs outlasted the Buffalo Bills on Sunday to advance to Super Bowl LIX, where they’ll face the Philadelphia Eagles on Feb. 9 in a rematch from just two years ago.

With the Super Bowl appearance now in sight, will the Chiefs make it for a third year in a row? Or will Josh Allen and the Bills get revenge after last year’s playoff defeat?

Everything you need to know to watch the #Chiefs face off against the #Bills in the AFC Championship Game on Sunday, January 26.

Watch the Broncos' highlights from their 29-19 win over the Las Vegas Raiders in Week 12. Watch the Broncos' highlights from their 41-32 win over the Cleveland Browns in Week 13. Watch the Broncos' highlights from their 10-9 win over the New York Jets in Week 4.