 The Chiefs share intense rivalries with their three AFC West opponents, namely the Denver Broncos, Las Vegas Raiders, and Los Angeles Chargers, with the Raiders rivalry considered one of the most bitter in the NFL.The Chiefs are also rivals with AFC teams such as the Buffalo Bills, and other AFC teams such as the Baltimore Ravens and Indianapolis Colts.In terms of NFC teams, the Chiefs faced off once in the Super Bowl against the Green Bay Packers, and formerly shared a cross-state rivalry with teams located across the state of Missouri in St. Louis, namely the Cardinals and Rams.