Collects All-New X-Men #25-29.

Collects All-New X-Men #18-21, X-Men: Gold.

"Contains material originally published in magazine form as New X-Men, and Annual"--Indicia.

What happens when you combine an industry veteran at the top of his game with a hot, up-and-coming young artist, and let them loose on Marvel's mightiest mutants? You get a fan-favorite, multi-year X-Men run unequaled in style, pizzazz and wall-to-wall action! It's Chris Claremont's most ambitious story arc ever, featuring Jim Lee's dynamic debut issues and major changes to the X-Men's status quo! Jubilee debuts just as the X-Men disband, granted new lives by the Siege Perilous! The Reavers enact gruesome revenge on Wolverine and decimate Muir Island, while Psylocke is transformed into a ninja! The Shadow King makes his play for Storm, culminating in the action-packed introduction of Gambit! Wolverine's hidden past with Captain America and the Black Widow is revealed! And this is just the first volume! Collecting UNCANNY X-MEN #244-269, X-MEN ANNUAL (1970) #13 and CLASSIC X-MEN #39.

The vicious Marauders have been employed to wipe out the underground mutant community known as the Morlocks, whose only hope of salvation rests in the hands of the X-Men.

Collects New X-Men #139-145. More secrets of the world's deadliest mutant are exposed! Wolverine, Cyclops and the enigmatic mutant known as Fantomex travel to the other side of the world and beyond in search of the keys to their pasts. However, what they find within the deadly Weapon X program may be more frightening than their worst nightmares!

The Ultimates vs. the Ultimate X-Men: the battle begins. When the X-Men do the worst thing they could to humanity, the government orders Captain America, Iron Man, Thor and the rest of the Ultimates to bring them down. A small but lethal army, the Ultimates were created to face these and other newly rising threats to mankind. But the X-Men's founder, Professor X, hasn't been training his students for nothing -- and the youngs mutants just might take out the Ultimates first. Collecting Ultimare War #1-4.

It's the book you've been waiting for! The superstar team of Warren Ellis and Simone Bianchi are ready to take the X-Men to the "Second Stage"! Messiah CompleX pulled the X-Men team together, Divided We Stand tore them apart. Now the X-Men are back to business - with a new look, a new base of operations, and a mystery to solve that will take them into previously uncharted territory and test them to their core! Collects Astonishing X-Men #25-30, Ghost Boxes #1-2.

Collects Uncanny X-Men (2013) #26-31.