Who wins?
Ali-Frazier vs Rangers-Celtic
Ali-Frazier wins 60% to 40%. 27 more put them in the same row. From Famous Sports Rivalries Tier List. Pick a side.
drunk_moose on Ali-Frazier: the greatest rivalry in boxing history, Fight of the Century at MSG
sleepy_panda_0 on Rangers-Celtic: the Old Firm derby in Glasgow is the most intense atmosphere in football
Famous Sports Rivalries Tier List: the full ranking