Super 3-in-1 ROM Download for Nintendo (NES) on Emulator Games. Play Super 3-in-1 game that is available in the United States of America (USA) version only on this website. Super 3-in-1 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 Super Mario Bros 3, 3-in-1 and Super Mario Bros as shown below. Super 3-in-1 works on all your devices in high quality.