OptOptimistic and generally good-hearted, he is not as dimwitted as many believe him to be, and he often demonstrates more understanding than the other characters expect. Knowing the danger ahead, Luffy is willing to risk his life to become King of the Pirates and protect his crew. Description. Luffy is usually recognizable by his straw hat, a gift from "Red-Haired" Shanks. In his early childhood, he wears a white shirt and blue shorts. The character has a scar under his left eye from stabbing.