TMNT 2012 X Sonic X
In a battle, Sonic the Hedgehog destroys Doctor Eggman's Energy Amplifier, powered by the seven Chaos Emeralds. This causes an explosion, a result of a phenomenon known as Chaos Control, which sends Sonic, Eggman and his fortress, Miles "Tails" Prower and the biplane he flies, the Tornado 2 (Tornado), Knuckles the Ech...