1st printing. Collects Uncanny X-Men (1963-2011 1st Series) #225-227, New Mutants (1983-1991 1st Series) #59-61 and X-Factor (1986-1998 1st Series) #24-26.

Written by Chris Claremont and Louise Simonson. Art by Marc Silvestri, Dan Green, Bret Blevins, Terry Austin, Bob Wiacek, and Walter Simonson. Cover by Alan Davis.

The biggest and best adventures of Marvel's mighty mutants - these are the X-Men Milestones!

Three teams of mutants. Three tales of tragedy. The event that changed the X-Men's lives forever!

Witness the transformation of the carefree, highflying Angel into the dark and brooding iron-winged Archangel as Apocalypse's shadow falls over X-Factor. Relive the tragedy of the New Mutants as their innocence is lost along with the life of a teammate. And watch as the legendary X-Men make the ultimate sacrifice, charging headlong into death itself to protect a world that hates and fears them!

This classic tale brought changes so significant and losses so bitter that the aftermath is still felt in the pages of X-Men titles today.

Softcover, 272 pages, full color.