Sylux

Sylux is a powerful Bounty Hunter who appeared in Metroid Prime Hunters. Very little is known about Sylux, other than that he harbors a strong hatred for the Galactic Federation, and Samus Aran by association. Sylux appeared in the Special Endings of Metroid Prime 3: Corruption and Metroid Prime: Federation Force, both of which set him up as an antagonist in Metroid Prime 4: Beyond.