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

The best 2D platformers: from Sonic Mania to Celeste, here's what to play - It’s not just Mario: there’s a surprising variety ...

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 ...