A One Piece gym is celebrating its second anniversary, and it decided to do something special: a Luffy bodybuilding contest.

This article contains spoilers from One Piece's Elbaf Arc. Luffy's mastery over Gear 4 allows him to use it in specific body parts, improving stamina and Haki. Luffy's ability to freely switch ...

and ended up creating Gear 4, which works on the concept of inflating muscles, as Luffy calls it muscle balloon. By inflating his muscles and gaining a bulky form, Luffy can demolish his enemies ...

To get you up to speed with this contest, anime fans should know that in Japan, One Piece has become so big that there are ...