Sonic 2 Robotniks Revenge

Sonic 2 Robotnik's Revenge - Ultimate Robotnik Duels is a multi-player combat game. Here, you can play Sonic against friends and see which one of you is better. Sonic Robotnik Duels would be a Sonic game where two players can fight against each other. However, it is also possible to play against the computer if you do not find somebody to play with. To start this Sonic game, just press on the enter key.
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