RAINBOW - The Seven From Block 2, Cell 6 - Vol. 22 Ch. 230 - X marks the spot

[MangaDex]

 

[Lukenzo]

hey now, Bisping won UFC title with one eye.

And talking about boxing, Joe Frazier had an all time rivalry with Muhammad Ali and he was blind in 1 eye

 

[Marxofcain]

Joe Frazier is likely the heavyweight GOAT and Bisping used his half blindness to his advantage the human body is incredibly adaptable. Also Bisping was in a very competitive era of Middleweight. (he's also OP as hell on UFC 5)