Play Sonic The Hedgehog - Genesis emulator game online in the highest quality available. Sonic The Hedgehog - Genesis is a Gameboy Advance game that you can enjoy on Play Emulator. This GBA game is the US English version that works in all modern web browsers without downloading. Sonic The Hedgehog - Genesis is part of the Sonic Games, Arcade Games, and Platform Games you can play here. PlayEmulator has many online retro games available including related games like Sonic Mania Edition, Sonic Advance 3, and Sonic the Hedgehog 3.