The rise of Mike Tyson through the heavyweight boxing ranks from his professional debut in March 1985 to his Judgment Day meeting with Trevor Berbick in November 1986 was an exciting time for the sport. As opponents came and went - often rapidly - the hype surrounding the 19-year-old from New York started to snowball.
Timing is everything. The days of an undisputed heavyweight champion had long gone, and with belts up for grabs in the WBC, WBA and IBF divisions, the need to unify the titles led to the three organisations and the HBO television channel creating a tournament to deliver a sole claimant to the title of best heavyweight in the world.