Luffy developed Gear 4 during his two-year training on the island of to combat the island's giant and powerful beasts. The technique involves:
When Gear 4 is introduced, it introduces a concept called (Muscle Balloon). Unlike Gear 3, where Luffy blows air into his bones, Gear 4 involves blowing air into his muscular structure while coating his limbs in heavy Busoshoku Haki (Armament Haki). This creates "Boundman," a form that: when is gear 4 introduced
Now that you know when Gear 4 is introduced, you can prepare for one of the most visually creative and high-octane fights in the entire One Piece saga. Luffy developed Gear 4 during his two-year training
726 Chapter: 784 Arc: Dressrosa Context: Luffy first uses Gear Fourth against Doflamingo after realizing his regular attacks (including Gear Second and Third) aren't enough to break Doflamingo's string-based defenses and overcome his awakened Devil Fruit powers. This creates "Boundman," a form that: Now that
This is the first time we see moves like the Gum-Gum Kong Gun and Leo Bazooka , which possess enough force to send Doflamingo flying across the entire island. The Trade-off
: He coats large portions of his body in Armament Haki , which allows him to maintain a rubbery flexibility even while hardened.