http://www.megalextoria.com/wordpress/index.php/2013/08/30/sonic-the-hedgehog-2-game-gear/
While the Sonic series, at least the first couple of games, were best known on the Sega Genesis, there were also some excellent 8-bit ports. The Sega Game Gear version of Sonic 2, released in 1992, is really only a slight downgrade from its 16-bit brother.
The image at the top is box art for the Game Gear version of Sonic 2. Screen shots are also from the Game Gear version of the game.
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