The body count rises higher than ever as the X-Men and their allies face war on every front! X-Factor comes up against their deadliest challenge in Apocalypse. The New Mutants lose one of their own! And after the Marauders slaughter the Morlocks, they take on the X-Men!

Collecting:

New Mutants (1983) #55-61, Uncanny X-Men #220-227, X-Factor (1986) #19-26, Captain America (1968) #339, Daredevil (1964) #252, Fantastic Four (1961) #312, Incredible Hulk (1968) #340, Power Pack (1984) #35