Play Sonic the Hedgehog: Pocket Adventure emulator game online in the highest quality available. Sonic the Hedgehog: Pocket Adventure is a Neo-Geo Pocket game that you can enjoy on Play Emulator. This NGP game is the US English version that works in all modern web browsers without downloading. Sonic the Hedgehog: Pocket Adventure 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.