As far as size goes , Jeff Fenech who was a feather , 1 punched koed a 255lbs Las Vegas doorman , who was in " good shape" lol
if anyone on this forum thinks they can do well against PACMAN they are dreaming.

i of course would wait until pac , knelt down to do his religious pre fight praying facing his corner , hit him with a bar stool and choke him to death , then i may come away with a draw