Gravity: Sylux's Crusade casts you as Sylux — the enigmatic bounty hunter whose rivalry with Samus has been teased since Metroid Prime: Hunters and whose role in Metroid Prime 4 has been years in the making — in a self-contained prequel set aboard a Space Pirate research station. An experimental Nightmare unit, stolen from the Galactic Federation and now gone rogue, is generating a black hole Custom cartridge, plug and play. Compatible: GBA, GBA SP, DS, DS Lite.
