: Luffy also demonstrates the "Gomu Gomu no Culverin," an attack where he can change the direction of his punches mid-flight to pursue an opponent.

: While the fight rages, the "Birdcage" created by Doflamingo continues to shrink, threatening to kill everyone trapped on the island. GEAR FOURTH! One Piece Episode 726, 727, 728 REACTION!

This specific episode, titled "Gear Fourth! The Phenomenal Boundman!", is highly significant as it features the first full appearance of Luffy's transformation during his climactic battle against Donquixote Doflamingo. Key Moments in Episode 726

: Luffy utilizes a combination of his Devil Fruit powers and Armament Haki to transform into "Boundman" (Bounceman), a form that grants him immense power and the ability to "fly" by kicking the air.

: The episode showcases Luffy's new signature attack, the Gomu Gomu no Kong Gun, which he uses to strike Doflamingo with enough force to send him flying across Dressrosa.