Special double-sized issue featuring the Uncanny X-Men! Meanwhile, back in the present . . . In the aftermath of the “Messiah Complex” war, Cyclops took a leap of faith and allowed his son Cable to disappear into the time stream with the first new mutant birth since “M” day — and the future of the dwindling mutant population — tucked under his arm. Weeks later, he still waits for a sign, however small, that he made the right decision. With evidence pointing to the fact that Bishop has jumped into the timestream and is hot on Cable’s trail, the X-Men’s unquestioned leader is about to make one final power move to protect the fate of mutantkind ” one that he might come to regret.