Yamato is the daughter of one of the Four Emperors of the Sea, Kaido.Yamato most likely inherited their horns from Kaidō.Yamato is known for his dependable and no-nonsense. Luffy Optimistic and generally good-hearted.His rubber devil fruit powers grant him the ability to stretch his body at will.He loves eating meat.the captain of the strawhat pirates. absolutely a dumbass but fun.Yamato had known of Luffy for some years prior to meeting him, as he had met his brother, Portgas D. Ace.