Luffy has faced all kinds of opponents in One Piece so far but these are by far Luffy's best fights in the series.

Eiichiro Oda has revealed who brings Luffy food on Egghead island once he transforms into a frail old man after using Gear 5 ...

Luffy's next battle in One Piece will require him to power up and their is a big possibility that this power up might be the result of his grandfather.