Play Metal Marines online. Sneslive is the best place to play Super Nintendo games online. Enjoy our SNES games flash emulator and have fun! Metal Marines in the SNES version the player controls a member of the "Space Colonies Allied Forces", an alliance formed by the independent space colonies. The primary mission is to take the battle to the Earth, which is currently in the grip of Zorgeuf's empire. The goal is to save the humans living on Earth who are being oppressed by Zorgeuf while securing the future of Space Colonies.