Heavyweight unification series Heavyweight unification series The heavyweight unification series, also known as the Heavyweight World Series, was a sequence of professional boxing matches held in 1986 and 1987 to crown an undisputed champion of the heavyweight class. The series was produced by HBO Sports and promoted by Don King. It ended with Mike Tyson as undisputed champion, holding the championship belts of the International Boxing Federation, World Boxing Association, and World Boxing Council. Prior to the series, the last undisputed heavyweight champion had been Leon Spinks, who won the championship in his 1978 victory over Muhammad Ali. Spinks had been stripped of
History of Shimizu S-Pulse the 2006 season with three victories in a row and continued to show good form throughout the season, finishing in 4th place. However, their participation in the J. League Cup ended at the group stage after they only managed to pick up 8 points. After finishing the league season on a high, S-Pulse went on to reach the quarter finals of the Emperor's Cup but their run ended with defeat at the hands of Kashima Antlers. S-Pulse has now gone four seasons without winning any silverware. History of Shimizu S-Pulse S-Pulse was formed in February, 1991 as Shimizu FC. Unlike