The Buffalo Bills, under defensive coordinator Jim Leonhard, plan to run an aggressive, multiple-front scheme that thrives on interior disruption. Leonhard's philosophy emphasizes quick get-off, gap penetration, and versatility to align as 3-tech (pass-rush focused), 4i (tackle over the guard), or true nose tackle (NT, 0/1-tech run stuffer). Key traits for DTs include explosive first step for QB pressure, anchor strength against the run, violent hands to shed blocks, and the

The Buffalo Bills enter the 2026 offseason with a clear mandate to bolster their defense under new coordinator Jim Leonhard, whose scheme emphasizes an attacking, aggressive philosophy. Leonhard, drawing from his time as a player and coach in systems like Wisconsin's, favors a multiple-front defense that prioritizes disruption at the line of scrimmage, heavy blitz packages, and versatile second-level defenders. This approach demands inside linebackers (ILBs) who can diagnose