Ivan X is one of The Super Spot-Billed Duck Troops. They are a family of seven Super Spot-Billed Ducks (and later one camel) who serve the kingdom of Arabasta. They are led by their captain Karoo, and are reputed to be the fastest troop in the kingdom of Arabasta. (Source: One Piece Wiki) No voice actors have been added to this character. Help improve our database by searching for a voice actor, and adding this character to their roles .