Gear 4th ~upd~ -

: The standard form that emphasizes high-explosive power and the ability to "fly" by kicking the air. It was famously used to overpower Doflamingo .

Gear 4th was Luffy's primary weapon against the Emperors of the Sea until the awakening of Gear 5th during the Wano Arc. Even as he mastered Advanced Conqueror's Haki to wound Kaido, Gear 4th remained a critical bridge in his growth from a commander-level fighter to a true Yonko. gear 4th