These powerful anime characters aren't necessarily undefeated, but they've never been beaten in a true 1-on-1 fight.

Rei is the Deputy Lead for GameRant's Anime Team from Kashmir, situated in Beirut. He's an avid fan of anime and manga. Rei grew up watching anime and had a knack for writing ever since he was a kid, ...

This article contains spoilers from One Piece. In the world of One Piece, Oda has introduced the fans to many powerful characters over the years, and some of them hold quite a tremendous amount of ...