Buster Douglas

James "Buster" Douglas is an American former professional boxer who competed between 1981 and 1999. He reigned as undisputed world heavyweight champion in 1990 after defeating Mike Tyson in what is regarded as one of the greatest upsets in sports history. A 42 to 1 underdog against Tyson, who was undefeated and considered to be the best boxer in the world, Douglas won the fight by knockout in the 10th round to claim the WBC, WBA, and IBF titles.