Mike Tyson is a retired American boxer. He became the youngest Heavyweight in history to win a Heavyweight title at the age of 20. He lost his undisputed Heavyweight title in 1990, but became a two time Heavyweight champion when he won the WBC title in 1996. Between 1992 and 1995, he served 3 years in prison for rape. Mike retired from Boxing in 2005, with a record of 50 wins(44 KO's), 5 losses, and 2 NC's.