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
Shimizu S-Pulse S-Pulse were approved by the J. League to compete in the newly formed professional league to start the following year. The club played its first ever game against Gamba Osaka on July 4, 1992, a date which is celebrated as the club's memorial birthday. The match took place at the Nagai Stadium in Osaka. The club's first competitive game was in the 1992 League Cup against Nagoya Grampus on September 5 at the Mizuho Athletic Stadium, and ended in a 3–2 defeat. Their competitive home début was held at Nihondaira Stadium shortly after on September 9 against Yokohama Marinos, which