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

Levels in Sonic Superstars have multiple routes that lead you to the finish line and tons of hidden items and secret areas. Some areas are out of reach for characters like Sonic a ...

Sonic Mania was developed by PagodaWest Games and ... solve various puzzles, and run through Cyber Space levels modeled after the levels from past Sonic titles in an effort to save his friends ...