Gear 4th Luffy |best| -

By using Haki to control where air is concentrated, Luffy can swap between different sub-forms specialized for power, defense, or speed. The Three Forms of Gear 4th

Instead of just stretching, Luffy compresses his limbs into his body like springs. When released, this tension generates massive recoil, propelling his fists and legs with enough force to "fly" through the air by kicking the atmosphere. gear 4th luffy

Where Gear Second pumps blood, and Gear Third pumps air into bones, Gear Fourth operates by a more complex principle: . By biting his arm and blowing air into his muscular tissue rather than his skeletal structure, Luffy transforms into a bouncing, hulking behemoth. The technique is unsustainable; it consumes Haki at a voracious rate, rendering Luffy unable to use Haki for ten minutes after deactivation. But within that time limit, he becomes a force of nature. By using Haki to control where air is

Before Gear Four, Luffy’s power-ups were primarily biological. Gear Second increased his blood flow to simulate speed, and Gear Third inflated his bones for mass. Gear Four, however, introduced a synthesis of biology and willpower. Where Gear Second pumps blood, and Gear Third

Bounceman was designed to defeat opponents who relied on brute force and speed. It made Luffy a juggernaut capable of overwhelming a Warlord who had previously brushed off every other attack.