2021 AFC Divisional playoff game (Buffalo–Kansas City) - Wikipedia
CHIEFS KINGDOM -- Chiefs are Super Bowl bound after defeating Buffalo Bills
NFL 2021: results, analysis, talking points, Patrick Mahomes, Kansas City Chiefs, Urban Meyer, Los Angeles Chargers, Odell Beckham Jr
Bills 38-20 Chiefs (Oct 10, 2021) Final Score - ESPN
Kansas City Chiefs Scores, Stats and Highlights - ESPN
Regular Season Game 1 - Chiefs at Cardinals (9-11-22) by Kansas City Chiefs - Issuu
Chiefs 26-17 Bills (Oct 19, 2020) Final Score - ESPN
Kansas City Chiefs Scores, Stats and Highlights - ESPN
NFL Power Rankings: Was Sunday night more about Bills' dominance or Chiefs' problems?
Kansas City Chiefs Scores, Stats and Highlights - ESPN
Highlights and Touchdowns: Bills 24-20 Chiefs in NFL Season
After uncharacteristic rash of turnovers, Kansas City Chiefs' Patrick Mahomes says he has to 'reevaluate what I'm doing' - ESPN
Chiefs-Bills score: Chiefs defeat Bills 42-36 in OT; advance to AFC Championship - Arrowhead Pride
Bills 38-20 Chiefs (Oct 10, 2021) Final Score - ESPN