Green Leader was a human male pilot within the Alliance to Restore the Republic. He fought for the Alliance during the early rebellion opposing the Galactic Empire. As the leader of Green Squadron in 2 BBY, he took part in the Battle of Atollon, piloting a BTL-A4 Y-wing assault starfighter/bomber to bomb a Star Destroyer under the command of Grand Admiral Thrawn.
Dave Filoni voiced the character in his initial appearance, which was in "Zero Hour," the concluding episode of Star Wars Rebels season three.