Luffy ate a Devil Fruit that gave him super-natural rubber body powers.
While he is able to use his newfound abilities in surprinsingly inventive ways, he suffers a fatal weakness when exposed to water. He nevertheless sails the seas as the
ever-optimistic captain and leader of the Straw Hat Crew : Zoro (combatant), Nami (navigator), Sanji (cook), Usopp (marksman), Chopper (doctor), Robin (archaeologist),
Franky (shipwright), Brook (musician).