We have some good news for retro game-lovers today, as Sega launched the classic version of Sonic the Hedgehog to Google Play. On the game’s official page on the Google Play store, Sega states that this is the full original version, and includes some pretty neat exclusive features, such as the ability to play as Knuckles and Tails. The game is available for download at only $2.99. Enjoy, gamers! Let us know how you like it. The Google Play link is available after the break, as well as a preview video.