Sonic Beyond the SPeed is a full speed 2D platform that combines many mechanicsseen in both 2D and 3D official games while adding new abilities as well. In this adventure, Eggman plans to attack with his air fleet in hopes that Sonic and Tails do not interrupt his plans. He will send them, along with the Chaos Emeralds, to places of the past.
Check out the Release Trailer below, showcasing various aspects of the game, and also the download links as provided by the creator of the fangame.