Classic NES Series: Super Mario Bros., a 2004 GBA port of the 1985 NES classic by Nintendo, follows Mario through the Mushroom Kingdom to save Princess Peach. Selling ~2.3 million copies across the NES Series, it’s a timeless hit, cherished on X in 2025 for nostalgia (,).

The .gba ROM (~1 MB) delivers authentic 8-bit graphics and chiptune audio, running flawlessly on emulators like VisualBoyAdvance, mGBA, or RetroArch on PC, Mac, or Android. Legally download Classic NES Super Mario Bros. GBA ROM by dumping your cartridge with GBxCart RW (~$50,). Avoid illegal ROM sites like EmulatorGames.net due to malware and Nintendo’s copyright rules (). Buy Super Mario Bros. cartridges (~$15–$40 in 2025 on eBay) for legal dumping or play on Analogue Pocket. Jump through retro worlds legally at Gigarom!