User blog comment:Will od D./luffy vs supernvas/@comment-3107413-20101005033533

Worst oppenent would be Zoro or Law. Luffy never really did well against swords, hence why Zoro always faces them. Not on your post but the easiest fight for him would probaly be that one dude who makes an army come out of him. Blast of Haki, and a couple punches and he's done