Collects X-Men: Messiah CompleX One-Shot, Uncanny X-Men #492-494, X-Men #205-207, New X-Men #44-46, X-Factor #25-27, and X-Men: Messiah CompleX - Mutant Files.
The biggest event to hit the X-Men in ten years is here! Just when it looked like there was no possibility of a future for mutants, hope arrives. But the X-Men aren't there to meet it - the Marauders and Purifiers beat them to it. Now the race is on to get the first new mutant since House of M!