Sonic and his friends in the Freedom Fighters, along with Knuckles and the Chaotix, are put to the ultimate test as evil forces converge. Not only has the evil Doctor Eggman launched his deadliest attack ever, but the immortal Mammoth Mogul is released from his Chaos Emerald prison! Plus, the wicked wizard Ixis Naugus returns from his exile!

"Originally published in single magazine form in Sonic the Hedgehog #168-172." Graphic novel.