Monkey D. Luffy is the captain of the Straw Hat Pirates in One Piece, the long-running manga and anime series about a rubber-bodied pirate chasing the legendary treasure. Online, fans often call a character a W when they win, impress or carry a moment, and that slang turned Luffy's victories into a shorthand for praise. Short edits using this clip circulate on social video platforms, where it is paired with fight scenes, comebacks and ranking moments. Its staying power comes from that simple association: Luffy, at his best, is an easy symbol of momentum and success.