Michael Spinks world Heavyweight champion in Las Vegas. 1979 saw Spinks get less than three minutes of boxing action inside a ring, with his only fight ending in a first round knockout of Marc Hans, but in 1980, Spinks took his ascent towards the top to another level, when he beat future IBF super-middleweight champion Murray Sutherland, David Conteh, and fringe contenders Ramon Ronquillo and Alvaro Yaqui Lopez (who challenged for a world title four times). Of his five wins that year, three came by knockout, Sutherland and Johnny Wilburn being the only ones who lasted the distance. By 1981, Spinks was
Michael Spinks twelve-round majority decision over Eddie Davis. He and Qawi were only a couple of weeks away from fighting a rematch in September of that year, but that fight got called off when Qawi was injured during training. Spinks also was recognized as IBF Light heavyweight champion in 1984. In 1985, Spinks beat David Sears and Jim McDonald, both by knockout, in title defenses, before challenging Larry Holmes for the IBF and lineal heavyweight championship. Holmes was trying to tie Rocky Marciano's record of 49-0 as the heavyweight champion, but it was Spinks who made history that night, winning a controversial