It looks like Sega is finally listening to fans, and they are going back to a "2D" sonic. Well it's 2.5D in the same style New Super Mario Bros. was in. 3D sprites on a 2D plain. But from the short glimpse of gameplay I have a glimmer of hope for my once favourite platformer is back. Properly this time.
Sonic the Hedgehog 4 Trailer