Undersized and overburdened, that was Tyrann Mathieu.
Not only was he widely seen as too small to play safety in the NFL, but he was weighed down by his off-the-field baggage from college. He had been kicked off the Louisiana State team after multiple positive tests for marijuana, shown the door less than a year after he was a Heisman Trophy finalist as a sophomore.
He was dismissed by a lot of draft experts, too, including ESPN's Bill Polian, the Hall of Fame personnel man, who called him "a poor teammate and poor risk" and advised teams to keep him off their draft boards.
The Arizona Cardinals took a chance, selecting him in the third round of the 2013 draft,...