In Metroid Prime 2 : Echoes , Samus meets a creature called Dark Samus , which is Metroid Prime fused with a suit Samus got on Tallon IV . These colors are seen again in Metroid Prime and Metroid Fusion . Also in the Metroid Prime series , the eponymous Metroid Prime creature fuses with the remnants of Samus 's Phazon Suit to become Dark Samus , an evil doppelgÃ nger of Samus .