Luffy's fourth power up, Gear Four, actually has multiple types of forms, within itself as a form. These are Tankman, Boundman, and Snakeman. Tankman is arguably the weakest of these forms ...

Katakuri loses his cool and gives Luffy his chance to counterattack with Gear 4 Boundman. However, Katakuri soon regains his composure and attacks Luffy with Muso Donuts, claiming he will not let ...

Provoked by Big Mom, Luffy transforms into Gear 4 Boundman and attacks her. He soon runs out of power and is saved by Sanji. As Sanji and Reiju hurry back to Bege’s body with an unconscious ...