Pro Football Focus ranks Buffalo Bills roster as best in the NFL
PFF: Buffalo Bills defensive line ranks inside top 10
PFF hands Buffalo Bills secondary a top-five ranking in the NFL
PFF ranks Buffalo Bills defense among NFL's top tier
Buffalo Bills: Defensive line has plenty to prove in PFF rankings
Pro Football Focus: Buffalo Bills defensive line ranked 13th best NFL
Pro Football Focus ranks Buffalo Bills defense in bottom-half of NFL
Pro Football Focus ranks Buffalo Bills roster as 27th-best in NFL - Buffalo Rumblings
PFF: Bills' biggest offseason need is offensive line
The PFF 101: Highlighting the top 101 players from the 2021 NFL season, NFL News, Rankings and Statistics
Ranking the best running backs on Bills' 2023 schedule by PFF grade
Buffalo Bills defense PFF grades from 2022 season
2023 NFL Free Agency: Every NFL team's biggest loss, NFL News, Rankings and Statistics
Analysis: The Buffalo Bills have an Ed Oliver problem – with no easy solutions
Buffalo Bills 2023 offseason outlook - The Record