Great Battle Cyber ROM Download for Nintendo (NES) on Emulator Games. Play Great Battle Cyber game that is available in the United States of America (USA) version only on this website. Great Battle Cyber is a Nintendo emulator game that you can download to your computer or play online within your browser. You can also download free ROMs such as Great Waldo Search, The, Battletoads and SCAT - Special Cybernetic Attack Team as shown below. Great Battle Cyber works on all your devices in high quality.