What if Garp gave up on trying to convince Luffy to join the Marines? What if he decided to train Luffy so that he would be strong enough to face any foe, but also help defend the innocent? Who knows, but Luffy knew one thing, he would find One Piece and become Pirate King. Slightly Smarter/Stronger, Logia-Devil Fruit LuffyxHarem. Expanded Crew.