Although Devil Fruits and Haki are the main power systems of the series, there are some powerful characters who don't even use them.
Since debuting in 1997, One Piece has introduced hundreds of different characters, many of whom are still relevant to this day. However, while Eiichiro Oda's franchise is great at incorporating old ...
The Yonko are the strongest pirates around, and they possess some very overpowered transformations in One Piece.