The Jaguars defensive back tore his ACL in the game at Indianapolis this past season, thus probably ending his career in teal.
Mathis provided more than good play on the playing field, but also strong leadership in the locker room and the practice squad.
It's not a matter of if the team will release him, but rather when. And with that comes discussion of who will replace him. Here is a look at some players who may be able to fill the roster spot.