Chiefs vs Bills: Patrick Mahomes goes 'Grim Reaper' as Kansas City defeats Buffalo in epic back-and-forth overtime battle
Chiefs beat Bills 42-36 in instant classic, NFL's 'Best Game Ever?'
How the Chiefs and Bills ended one of the craziest games in NFL history - The Washington Post
2021 AFC Divisional playoff game (Buffalo–Kansas City) - Wikipedia
Chiefs defeat Bills in overtime in wild divisional round to secure spot in AFC title game - CBS News
Kansas City Chiefs Rally to Beat Buffalo Bills in Wild Playoff Game
The Grim Reaper and the Perfect Game: Patrick Mahomes vs the Bills
2021 Kansas City Chiefs season - Wikipedia
Be the grim reaper': Patrick Mahomes' TD in OT lifts Chiefs over Josh Allen, Bills in game for the ages - The Athletic
13 seconds and The Grim Reaper: More Mahomes Magic Leads Chiefs to AFC Title Game - Chiefs Digest