Harry Potter and the Chamber of Secrets, a 2002 GBA action-adventure by EA, follows Harry, Ron, and Hermione solving the Chamber’s secrets. Selling ~1 million copies, it’s a 2025 X retro favorite (,).

The .gba ROM (~8 MB) features vibrant 16-bit visuals and magical music, running smoothly on emulators like VisualBoyAdvance, mGBA, or RetroArch on PC, Mac, or Android. Legally download Harry Potter and the Chamber of Secrets GBA ROM by dumping your cartridge with GBxCart RW (~$50,). Avoid illegal ROM sites like EmulatorGames.net due to malware and EA’s copyright rules (). Buy Harry Potter cartridges (~$15–$50 in 2025 on eBay) for legal dumping or play on Analogue Pocket. Defeat the Basilisk legally at Gigarom!