Scourge the Hedgehog, Sonic"s evil twin, is on the attack! Leading the Antiverse in a full-scale invasion, Scourge"s goal is none other that multiversal domination--with Sonic by his side? Not to be left out of the melee, Dr. Eggman has joined the fight with Metal Sonic and a brand-new Metal Scourge by his side! Is the battle over before it even begins? And what will Sonic"s answer be to Scourge"s offer of conquest? All the excitement lies within this new volume of the Sonic Saga Series!