Heat is a member of the Kid Pirates, serving under Captain Eustass Kid. He has long light blue hair, a Glasgow smile, black sunken eyes, and stitched scars on his chin and cheeks. He wears a dark blue corset, red pants with an armored pad, and brown boots. Heat can breathe fire and is skilled with dual-wielding swords. He holds deep respect for his captain and has a strong will. In battle, he is known for his fiery abilities and loyalty to his crew. He's friends with Wire.