The Arizona Cardinals had Tyrann Mathieu playing a limited role over the last half of the season in 2014. They didn't have the Honey Badger, though. As told by Kent Somers in an AZCentral article about Mathieu and his upcoming 2015 season, Mathieu thought too much when he was playing.
"You play scared because you don't want to give up a touchdown," Mathieu said, "or you play too aggressive because you don't want to be singled out as if you're not giving the effort. It's kind of like the worst of both worlds.