The 2021 Buffalo Bills–Kansas City Chiefs Divisional Round playoff game was a National Football League (NFL) game held on January 23, 2022, as part of the 2021–22 NFL playoffs. The Kansas City Chiefs defeated the visiting Buffalo Bills 42–36 to advance to the AFC Championship Game. Noted for the quarterback play of Buffalo's Josh Allen and Kansas City's Patrick Mahomes, it was the first NFL game in which both quarterbacks threw for at least 300 yards, three touchdowns, and no interceptions and rushed for at least 50 yards.