Monkey D. Luffy’s path to mastering Haki in ‘One Piece’ is a big deal for anyone following his wild adventure. As the Straw Hat captain, he’s had to level up his skills to take on tougher ...

Gear 6 is unlikely to exist, as Luffy has stated Gear 5 is his pinnacle devil fruit form. Luffy's future growth will focus on improving his Haki abilities ... developed Gear Second around the ...