Biyo

Biyo is a boy who was held captive on Punk Hazard by Caesar Clown.

Appearance
Biyo is a large child, due to the effects of Caesar Clown's giantification process. He has dark-colored hair in a single tuft on the top of his head.

Personality
His personality is typical to that of a scared, timid child. He seems to like the Straw Hats, as he went with them to get out of the Biscuits Room. However, when he suffered from the drug's withdrawal symptoms, he turned hostile.

Abilities and Powers
Due to his size, he is stronger than normal children. Other than that he has no known abilities.

Past
He used to live on an island with his family, until Caesar Clown had him kidnapped for scientific experimentation.

Punk Hazard Arc
He is first seen explaining to Nami and Chopper about how he and the other children ended up on Punk Hazard. He tells them that they are sick and that it will take a year for their disease to be cured. Later, due to the drug's side effects, he suffers from withdrawal symptoms, and grows desperate for the drug. He is seen chasing after Mocha, attempting to forcibly take the candy from her.