Evander Holyfield vs. Lennox Lewis in a rematch with Bowe, but then lost the titles in his first defense against southpaw Michael Moorer. Shortly after, Lewis lost his WBC heavyweight title to Oliver McCall, putting a Holyfield–Lewis unification bout on hold for several years. By 1996, the four heavyweight titles were separated, partly due to the IBF and WBA stripping George Foreman of their heavyweight titles, though he continued to be recognized as the "lineal" heavyweight champion. Meanwhile, Bruce Seldon defeated Tony Tucker to win the vacant WBA title, while Moorer regained the vacant IBF Heavyweight title he had lost to Foreman by defeating Axel
Michael Moorer Swindell, Mike Sedillo and former WBA champion Leslie Stewart, among others. In 1990, he retained the title three times before the end of the year, beating Mario Melo and former Michael Spinks challenger Jim McDonald, among others. 1991 saw Moorer move up to the heavyweight division. He rolled through the competition en route to securing an opportunity to fight for the vacant WBO heavyweight championship the following year against Bert Cooper. Moorer stopped Cooper in the fifth round after both fighters were down and hurt during the bout. He did not defend the lesser regarded WBO heavyweight belt. Moorer and