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Enjoy playing Play Genesis Sonic The Hedgehog 2 (Nick Arcade Prototype) right in your browser. This genesis classic from the platformer genre can be played online for free — no downloads or plugins needed.
If you are playing a classic arcade game and see a message asking to “Insert Coin”, the Select button is mapped to it. On keyboard, W or X inserts a coin. Press Enter to start! You can remap controls by clicking the gamepad icon below the screen.
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