Michael Gerard "Mike" Tyson (born June 30, 1966) is a retired American boxer. Tyson was the undisputed heavyweight champion and holds the record as the youngest boxer to win the WBC, WBA and IBF world heavyweight titles. He won the WBC title when he was 20 years, 4 months and 22 days old, after defeating Trevor Berbick by a TKO in the second round. Throughout his career, Tyson became well-known for his ferocious and intimidating boxing style as well as his controversial behavior both inside and outside the ring.
He was the first heavyweight boxer to hold the WBA, WBC and IBF titles simultaneously. Tyson is considered to have been one of the better heavyweight boxers of all time.[1] He is also the only Heavyweight boxer to individually unify the WBC, WBA and IBF titles.