Monkey D. Luffy

Monkey D. Luffy, the "Straw Hat," is the protagonist of One Piece, aiming to become the Pirate King by finding Gol D. Roger's treasure. He is the captain of the Straw Hat Pirates, known for his rubber body (from the Gum-Gum Fruit/Human-Human Fruit: Model Nika), cheerful demeanor, fierce loyalty, and fighting strength, often using "Gears" to upgrade his abilities.