This robot is use for solo recon and battling enemy light anti armor and anti personnel. But the spartan bot became more useful again enemy flood. In one mission to save a small group of scientists and marines trap inside the base with the flood and no way out. But ONI needed the scientists save and the marine to. So they in one spartan bot to go in and destroy flood and save the survivors. The Pelican drop ship came pickup the survivors but the spartan bot stayed to hold off the flood but later spartan bot was recovered and fix and ready for the next mission. Only three prototype were built.