Mike Tyson is a former professional boxer who competed from 1985 to 2005. He reigned as the undisputed world heavyweight champion and holds the record as the youngest boxer to win a heavyweight title. Tyson is known for his intimidation boxing style as well as his controversial behavior inside and outside the ring. He is considered one of the best heavyweights of all time, and holds the third longest unified championship reign in heavyweight history. He has been inducted into the International Boxing Hall of Fame and the World Boxing Hall of Fame.