Co-op has been a staple feature of many Sonic games for decades now. These examples are the best of the bunch.

Fans can expect SONIC X SHADOW GENERATIONS to be released physically and digitally in fall for PC, PlayStation, Xbox, and Switch ... with 2017's Sonic Mania being a particularly exceptional ...

Sonic Galactic is a fan game reminiscent of Sonic Mania, appealing to fans of pixel art and classic Sonic gameplay. The game features new playable characters Fang the Sniper and Tunnel the Mole ...

Sonic Mania was developed by PagodaWest Games and Sonic fangame community member Christian Whitehead as a love letter to the classic Sonic the Hedgehog titles released on the Sega Genesis and Sega ...