What is the greatest fight you've ever seen?
Jin v. Margulis (Xenosaga 2)
Liquid Snake vs. Solid Snake (Metal Gear Solid 4)
Raiden v. Vamp (Metal Gear Solid 4)
Sly Cooper v. Panda King (Sly Cooper and the Thievous Raccoonus)
Crocodile v. Luffy (One Piece)
Bruno Bucciarati v. Pesci (Jojo's Bizarre Adventure: Vento Aureo)
Kanshu v. Rikku Amami (World Embryo)
Pokemon v. Doppelganger Pokemon (Pokemon: The legend of Mewtwo, I think it's called)
I would go on to explain why I think these fights are epic, but that'd take a while and y'all don't wanna hear all that.