Sonic The Hedgehog: Revelation

Sonic's world is yet again under threat by Eggman, as he has found a way to travel through time, by the use of his new machine mecha shadow. And with the use of this new and improved machine collected the 7 Chaos Emeralds in the future to take over both worlds and to corrupt them as we know it. Sonic once again rises from his feet, using his incredible fast speed to once again stop eggman in his tracks. But this time it will take more than Sonic alone to stop Eggman. Sensing the Chaos Emeralds, Shadow joins Sonic in an attempt to reclaim the Emeralds. While Silver's world is now in danger due to Eggman, he has traveled back in time again, to help Sonic stop Eggman from ruining both worlds, and restoring the future Emeralds to the future.