Jake Sully is the paraplegic former U.S. Marine protagonist from the movie Avatar, who becomes a leader of the Na'vi people on Pandora after joining their Avatar Program to replace his deceased twin brother, falling in love with Neytiri, and eventually transferring his consciousness permanently into his Na'vi avatar body, becoming their chief and father to several children. Initially tasked with gathering intel for the Resources Development Administration (RDA) to exploit Pandora, he defects, leads the Na'vi in driving out the humans, and embraces their culture and family life.