Floyd Mayweather Jr vs Diego Corrales (2001)

In one of the more definitive and memorable fights of his career Mayweather fought the hardhitting former IBF superfeatherweight champion Diego Corrales 330 with 27 KOs Coming into the bout Mayweather and Corrales were undefeated and neither fighter had touched the canvas Mayweather was The Rings 2ranked super featherweight in the world and 7 poundforpound while Corrales was the 1ranked super featherweight in the world and 5 poundforpound