Eustass Kid is a notorious pirate from South Blue and the captain of the Kid Pirates. He is one of twelve pirates who are referred to as the "Worst Generation". He is a tall, muscular man, and bright red hair. He has dark reddish lips and fingernails, red eyes and no eyebrows. He lost his left arm to just above the elbow during in a battle against the Red Hair Pirates, and he replaced it with a mechanical one that shown by the presence of several metallic wires embedded directly into his skin.