Mutantkind marked for X-cution! Life is as volatile as ever for the X-Men as Storm and Forge's romance reaches a dramatic turning point, and the fates of the Morlocks and Mikhail Rasputin collide! Meanwhile, Mojo pits mutant against mutant, and secrets from Professor X's past are revealed! But when Cyclops and Phoenix are kidnapped - and Cable seemingly assassinates Xavier - the X-Men, X-Factor and X-Force go to warwith each other!