For the first time on our list, we switch to the defensive side of the ball. The biggest change on defense for the Buffalo Bills entering 2023 is that head coach Sean McDermott will now be calling plays after the departure of Leslie Frazier. Buffalo also has a hole in the middle of the field with Tremaine Edmunds signing a mega contract with the Chicago Bears. Despite those two massive moves, the Bills’ defense still has very high expectations after a 2022 season that saw them finish second in points per game allowed at 17.9 and sixth in yards per game against at 319.1. They finished fourth in Football Outsiders’ DVOA (Defense-adjusted Value Over Average). One way the Bills can improve in 2023 is by upgrading the play of 2022 first-round selection Kaiir Elam. This is why the Florida product earned 24 of 60 possible points from our Cover1 Crew, with @LowBuffa ranking him the highest at No. 2. “Speculation says Sean McDermott will be more aggressive with the front seven in taking on defensive play calling. If that’s the case, the Bills’ defensive backs will have an even greater responsibility to contain receivers with less help. Elam’s physical skillset…