Mario 16 [a1] ROM Download for Nintendo (NES) on Emulator Games. Play Mario 16 [a1] game that is available in the United States of America (USA) version only on this website. Mario 16 [a1] 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, 100-in-1 Contra Function 16 [a1] and Super Mario Bros as shown below. Mario 16 [a1] works on all your devices in high quality.