Who wins?
Yankees-Red Sox vs Ali-Frazier
Yankees-Red Sox wins 60% to 40%. 33 more put them in the same row. From Famous Sports Rivalries Tier List. Pick a side.
chunky_wizard on Yankees-Red Sox: the 2004 ALCS and A Rod vs Varitek, peak hatred
drunk_moose on Ali-Frazier: the greatest rivalry in boxing history, Fight of the Century at MSG
Famous Sports Rivalries Tier List: the full ranking