Jake Sully is the main character in the film series Avatar, created by James Cameron. He is a former Marine who becomes part of the Avatar Program on the alien moon Pandora. Through this program, he can control a genetically engineered body that resembles the native Na'vi people. As he immerses himself in the Na'vi culture, Jake develops a strong connection to the land and its inhabitants. His journey involves navigating conflicts between the Na'vi and human interests, particularly the exploitation of Pandora's resources by the RDA corporation. Jake ultimately becomes a leader in the fight to protect Pandora.