Monkey D. Luffy is the protagonist in One Piece and captain of the increasingly infamous and powerful Straw Hat Pirates. He ate the Gum-Gum Devil Fruit that changed his body to rubber. His dream is to find the legendary One Piece and become Pirate King. He has made quite a name for himself around the world and has a bounty on his head to match - 1,500,000,000 Berries. Despite his naive attitude, he is an amazing leader who the Straw Hats follow with pride.
Trafalgar Law is the captain of the Heart Pirates and one of the Eleven Supernovas. He ate the OP-Op Devil Fruit and can modify anything within his created area of effect. He is a rival and temporary ally for Luffy with a bounty of 3000,000,000 berries.