Eustass "Captain" 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 24 years old. His current bounty is 3,000,000,000 berries, alongside Monkey D. Luffy and Trafalgar Law when they had defeat Big Mom and Kaido during Wano.

Eustass Kid ate the Jiki-Jiki No Mi, allowing him to magnetize all surrounding metal, letting him make robotic creations, weapons, sheilds, etc.