Mario Bros (1983) (Atari) ROM Download available for Atari 2600 on Emu Games. Play Mario emulator game in the United States of America (USA) region version. Mario Bros (1983) (Atari) is a Atari 2600 game that you can download to your computer or play online within your browser. You can also download free roms that work on all your devices in high quality such as Super Mario World, Mario Kart 64 and Super Mario Advance 4 Super Mario Bros. 3.