Mike Tyson this combination. Expectations for Tyson were extremely high, and he was the favorite to win the heavyweight unification series, a tournament designed to establish an undisputed heavyweight champion. Tyson defended his title against James Smith on March 7, 1987, in Las Vegas, Nevada. He won by unanimous decision and added Smith's World Boxing Association (WBA) title to his existing belt. "Tyson-mania" in the media was becoming rampant. He beat Pinklon Thomas in May by TKO in the sixth round. On August 1 he took the International Boxing Federation (IBF) title from Tony Tucker in a twelve round unanimous decision, with
Trevor Berbick vs. Mike Tyson Trevor Berbick disappear. Trevor Berbick vs. Mike Tyson Trevor Berbick vs. Mike Tyson, billed as "Judgment Day", was a professional boxing match contested on November 22, 1986 for the WBC Heavyweight Championship. In 1986, the three major boxing organizations, the World Boxing Council, the World Boxing Association and the International Boxing Federation teamed with HBO to create a heavyweight championship tournament in an effort to crown the first Undisputed Heavyweight Champion since Leon Spinks in 1978. All three of the organizations' heavyweight champions, as well as several of the sport's top contenders, were entered into the tournament. In the first