The ghosts of the Ultimate Universe's past drive the world's mutants toward an explosive confrontation in this thrilling chess match crafted by writer Nick Spencer (Iron Man 2.0). Quicksilver's scheme to lord over the world's mutants goes horribly. Val Cooper probes Nick Fury for information on the Ultimate X program and the identity of world's most powerful psychic, Jean Grey, is revealed. And the mutants interned at Camp Angel stage a bloody revolt...