Bare Knuckle Boxing Hall of Fame and inductees associated with ice hockey are inducted for their contributions to the fighting aspects of the game (to date, both hockey-related honorary inductees have been associated with the Buffalo Sabres, who play from Belfast). The honorary inductees were included as an acknowledgement that bare-knuckle boxing ended as a mainstream sport over a century ago, and that the honorary inductee system allows notable figures that promoted activity similar to bare knuckle boxing, who might be more recognizable to modern audiences, to be included in the Hall. For the inaugural induction ceremony in 2009, former undisputed heavyweight champion Leon Spinks was
Leon Spinks vs. Muhammad Ali II holding. The Associated Press scored the fight 12-3 for Ali, while the three judges had the bout 11-4, 10-4 and 10-4 all in favor of Ali giving him a Unanimous decision win. Ali regained the WBA heavyweight title and avenged his split decision loss to Spinks from seven months prior. He also became the first man to win the World Heavyweight Championship three times. In June 1979, Ali sent an official letter of retirement to the WBA. Promoter Bob Arum said he paid Ali $300,000 to announce his retirement because Ali's reluctance had delayed the scheduling of a fight between