Eiichiro Oda's One Piece is filled to the brim with incredible story arcs as Luffy and the Straw Hat Pirates have embarked on an epic adventure since they first set sail in search of the eponymous treasure. The fans' journey with Luffy started off in an incredible fashion with the East Blue Saga and only got better with arcs like Alabasta, eventually hitting a whole new level in the likes of Enies Lobby and Marineford.