Rexon is one of the 4 major generals of the Revenda Army. He appears in w:c:Fantendo:Metroid Prime 4: Revenge. He is the major boss of Planet Dinonia. He attacks by using his huge claws, fireballs, and his super-damaging Atomic Breath. He is fought 3 times in the game. The first 2 times is on Dinonia. The third and final time on SR388. The third Rexon battle is considered to be one of the hardest boss battles in the game. Also, the cutscene before the second Rexon battle is considered to be one of the scariest moments in video game history.