Ace Commander of the 2nd Division on Whitebeard's team.was the adopted older brother of Monkey D. Luffy and Sabo, and the son of the Pirate King, Gol D. Roger and his mistress, Portgas D. Rouge (both deceased) His guardian was Vice Admiral of the Marines Monkey D. Garp as requested by Roger, even before the birth of his son.Ace was the captain of the Spade Pirates and after that became the commander of the 2nd Division of the Whitebeard Pirates.Ace is a very passionate and outgoing young guy.