Professional boxing knocked him out in brutal fashion. This fight made Hagler famous; he was able to lure Ray Leonard out of retirement in 1987, but lost in a highly-controversial decision. Hagler retired from boxing immediately after that fight. In the latter half of the decade young heavyweight Mike Tyson emerged as a serious contender. Nicknamed "Iron Mike", Tyson won the heavyweight unification series to become world heavyweight champion at the age of 20 and the first undisputed champion in a decade. Tyson soon became the most widely known boxer since Ali due to an aura of unrestrained ferocity, such as that
World Heavyweight Championship (WWE) Heavyweight Championship between the Raw and SmackDown brands. The inaugural champion was Triple H, and there were 25 different champions overall. The longest reigning champion was Batista who held the title from April 3, 2005, to January 10, 2006, for a total of 282 days. Triple H holds the record for longest combined reigns at 616 days. The shortest reigning champion was Randy Orton in his fourth reign, who immediately retired the championship upon winning it and unifying it with the WWE Championship. He was also the youngest champion, at the age of 24. The oldest champion was The Undertaker