The biggest and best adventures of Marvel's mighty mutants - these are the X-Men Milestones! And this event rocked not only the X-titles, but the entire Marvel Universe! For months, the force of nature known only as Onslaught has struck from the shadows - but when the X-Men discover Onslaught's startling true identity, the villain's plan kicks into high gear! Determined to punish mankind for a litany of sins, Onslaught laid siege to the X-Men, Avengers, Fantastic Four and more - kicking off a cataclysmic conflict destined to deprive a world of its most revered icons! Earth's greatest heroes face their ultimate enemy in an explosive saga that transformed the Marvel Universe! COLLECTING: Uncanny X-Men (1981) 333-337, X-Men (1991) 53-57, Onslaught: X-Men (1996), Onslaught: Marvel Universe (1996), Onslaught: Epilogue (1996), Avengers (1963) 401, Fantastic Four (1961) 415, Wolverine (1988) 104, Cable (1993) 35

The X-Men have just averted the Age of Apocalypse, but the threat of Onslaught is right around the corner - a villain so powerful he put the unstoppable Juggernaut into a coma! But before the X-Men can learn more about this shadowy foe, they must face Gene Nati on, led by the vicious Marrow, and help Magneto's Acolytes batt le Apocalypse's son Holocaust, who escaped the AoA into the Marvel Universe! Plus, how will the world react when the Legacy virus is made public? Can Rogue handle learning Gambit's greatest secret? And did Sabretooth's brain damage truly change his personality, or is he a time bomb waiti ng to go off ? All this, and the Xavier Institute enrolls a new student! COLLECTING: X-MEN PRIME; UNCANNY X-MEN (1963) 322-326; X-MEN (1991) 42-45, ANNUAL '95; X-MEN UNLIMITED (1993) 8

The techno-organic nightmare known as the Phalanx has risen! Powerful anti -mutant bigots have created the ultimate weapon from the ashes of the deceased alien Warlock: a cold, vicious and unstoppable foe that absorbs all in its path. But these Phalanx are far more than their creators bargained for - and they plan to summon their parent race to overtake Earth! When the Phalanx take out the X-Men, the remaining mutants must split into three teams: to save young mutants from the Phalanx's clutches, to prevent their foes from contacting their homeworld, and to rescue the X-Men! But even with the aid of the rogue Phalanx unit Douglock, can these ragtag groups succeed? COLLECTING: UNCANNY X-MEN (1963) 306, 311-314, 316-317; EXCALIBUR (1988) 78-82; X-MEN (1991) 36-37; X-FACTOR (1986) 106; X-FORCE (1991) 38; WOLVERINE (1988) 85; CABLE (1993) 16

Presents the adventures of the X-Men as they combat the evil psionic entity Onslaught.

The Morlocks: a community of mutant outcasts living beneath the streets of Manhattan. The Marauders: professional mutant assassins, employed by a mysterious evil to wipe the Morlocks out. In between the two stand some of Marvel's most heroic: X-Men, X-Factor, the New Mutants, Power Pack, Daredevil and the mighty Thor! But taken by surprise by the Marauders' overwhelming onslaught, can these disparate heroes hope to save any of the Morlocks? COLLECTING: Uncanny X-Men (1963) 210-214, X-Factor (1986) 9-11, New Mutants (1983) 46, Thor 373-374, Power Pack (1984) 27, Daredevil 238

Collects Uncanny X-Men (2018) #17-22. These are dark times for mutants, and they’re getting darker by the day. With the X-Men vanished and presumed dead, Cyclops’ new team has only just come together — but now they’re about to lose one of their own! Elsewhere, the new Black King of the Hellfire Club makes his move! But what is the truth about the club’s involvement in the new X-Men’s current quest? Meanwhile, the mutant race faces elimination at the hands of a vaccine that will erase the X-Gene from future generations. As Cyclops’ cleanup mission nears its close, all the problems the X-Men have faced will come together! The Hellfire Club’s sinister plans, the culmination of the O.N.E.’s assaults on mutantkind and even the inner struggles within the team. It all ends here. This is forever!