What was Mike Tyson notoriously known for ?
McBride , however , remained confident that he could upset Tyson and promised that he would " shock the world " by defeating Tyson Prior to the fight , Tyson parted ways with trainer Freddie Roach , who had trained Tyson for his two previous fights against Clifford Etienne in 2003 and Williams in 2004 , and replaced him with former super bantamweight champion Jeff Fenech .