Ace is oldest. Sabo is middle. Luffy is youngest. Ace is short tempered and fiery but nice and gentle when you get to know him. The wild card and really stubborn. Sabo is the cool, calm one. But is very outgoing, loud and adventurous when you get to know him. The ice one with a big heart Luffy is the outgoing, ball of sunshine. Always energetic and happy. Real sweet and kind but also funny and loud. The ball of sunshine