Terry Norris vs Simon Brown 1 and 2 .....Norris thought he was the puncher in the first fight and had to be reminded who was who
Ali's whole career was full of these: first Liston, followed by Patterson (scratch that since Floyd was wicked fast 2), Chuvalo, Folley (also very fast), Bonavena, Frazier, Norton, Foreman, Lyle, Shavers. Not sure whether or not to count Spinks.