Metal Gear ROM Download for Nintendo (NES) on Emulator Games. Play Metal Gear game that is available in the United States of America (USA) version only on this website. Metal Gear 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 Metal Storm, Metal Gear [T-Swed1.01b] and Metal Mech as shown below. Metal Gear works on all your devices in high quality.