But if he’s unavailable, what is the Buffalo Bills’ plan behind him? The 6-foot-7, 331-pound DT is projected to be the nose tackle in the Bills’ new 3-4 defense under defensive coordinator Jim Leonhard. Thankfully, Leonhard has a plan in place to get the group ready behind Walker, too. Deone Walker and DeWayne Carter got the first reps at nose tackle Wednesday for the Bills. Phidarian Mathis at NT (0 tech) pic.twitter.com/Sb5iE6n8fM — The Film Room (@Cover1FilmRoom) April 30, 2026— Sign up for OnSI’s Free Buffalo Bills Newsletter —