Bills general manager Buddy Nix said at Thursday's press conference that signing defensive end Mario Williams was the team's "No. 1 goal" in free agency.
It's no secret why. The team looks to convert to a 4-3 defense despite having a true 4-3 defensive end on the roster.
And now, with the news of his signing official, the Bills have the potential to be one of the best four-man defensive lines in the NFL.
Williams himself is excited about the possibilities, and why shouldn't he be? He gets to line up next to defensive tackles Kyle Williams and Marcel Dareus. That should be