Napoleon is a sentient homie and one of Big Mom’s signature weapons in One Piece. He takes the form of a bicorne-style hat and can transform into a sword used by Charlotte Linlin. Created from Big Mom’s Soul-Soul Fruit powers, Napoleon serves as both a weapon and a companion, helping amplify her overwhelming combat strength. As part of Big Mom’s arsenal, he appears in major battles and symbolizes her terrifying control over living objects and souls.