Sonic Generations 2: The Coretopian Saga

when sonic was just relaxing with his friends suddenly a mysterious force sent them back to the white limbo freezing them all but later they where sent to a unknown universe where they must find their way back home, also his Doppelganger is back with new talents and their not alone, a new bread of heroes join forces to help them back to their universe, and defeat this mysterious enemy that threatens Mobius destruction, will sonic prevail of will his world be fully destroyed through a time paradox.

Gameplay
The game plays in 2D like Sonic Generations for the 3DS and also featuring a new playable character: Ion the Hedgehog, he plays the same as Sonic. all moves are the same as before

Act 1
Classic Sonic is playable during this Act

Act 2
Modern Sonic Is playable during this Act

Act 3
Ion the Hedgehog is playable during this Act

Act 1
Classic Sonic is playable during this Act

Act 2
Modern Sonic Is playable during this Act

Act 3
Ion the Hedgehog is playable during this Act

Act 1
Classic Sonic is playable during this Act

Act 2
Modern Sonic Is playable during this Act

Act 3
Ion the Hedgehog is playable during this Act

Boss: Egg Blaster
during this boss, Classic Sonic is Playable At this Point

Rival Battle: Metal Sonic
During this Rival Battle, Classic Sonic Is playable At this Point

Act 1
Classic Sonic is playable during this Act

Act 2
Modern Sonic Is playable during this Act

Act 3
Ion the Hedgehog is playable during this Act

Act 1
Classic Sonic is playable during this Act

Act 2
Modern Sonic Is playable during this Act

Act 3
Ion the Hedgehog is playable during this Act

Act 1
Classic Sonic is playable during this Act

Act 2
Modern Sonic Is playable during this Act

Act 3
Ion the Hedgehog is playable during this Act

Boss: Egg Dragoon MKII
During this Boss, Modern Sonic is Playable At this point

Rival Battle: Shadow the Hedgehog
During this Rival Battle, Modern Sonic is playable at this point

(work In progress)