Regular Season:
12/10/23 - Bills 20, Chiefs 17 in Kansas City, MO
Bills are 2-3 all-time in playoffs vs Chiefs
2021 AFC Divisional Round - Bills 36, Chiefs 42
2020 AFC Championship - Bills 24, Chiefs 38
1993 AFC Championship - Chiefs 13, Bills 30
1991 AFC Divisional Round - Chiefs 14, Bills 37
1966 AFL Championship - Chiefs 31, Bills 7