Nico Robin
Nico Robin, also known by her epithet "Devil Child" and the "Light of the Revolution", is the archaeologist of the Straw Hat Pirates and one of the Senior Officers of the Straw Hat Grand Fleet. She is the seventh member of the crew and the sixth to join, doing so at the end of the Arabasta Arc. She temporarily left the crew during the Water 7 Arc but rejoined during the Enies Lobby Arc.
Credit: Maverick-PK
