Portgas D. Ace is one of the most iconic One Piece characters. As Luffy's adoptive brother, Ace had a very deep bond with him. He was also a prominent member of the Whitebeard Pirates ...

After all, Akainu was the one who dealt the killing blow to Portgas D. Ace during the Battle of Marineford and tried to off Monkey D. Luffy as well. As those two are Sabo’s beloved brothers ...