Mathieu logged 36 interceptions, seven forced fumbles and 838 tackles in his career with the Cardinals, Chiefs and Saints.

The three players of the Kansas City Chiefs who are starting training camp on the PUP list are Jawaan Taylor, Tre Watson, and Kristian Fulton.

That said, Smith certainly has the most to prove, making him the biggest x-factor and a player who can turn Chiefs training camp on its head. Chiefs Rookie RB Brashard Smith Could