What champions and/or contenders had a .400 or .500 winning percentage between all of their world title bouts (e.g.: a record of 3-7-1 or 2-2)?
Joe Walcott was something like 2-6 in world title fights Buster Douglas was 1-2 Sonny Liston was 2-2 Leon spinks was 1-2
Loads and loads of champions had negative records in world title bouts. A few of the worst: Glen Johnson 2-7-1 Jesse James Leija 1-6-1 Antonio Rivera 1-5 Jesus Salud 1-5 German Torres 1-5 Rodel Mayol 1-5-2