Charles Xavier is dead - killed in the past during a time-travel accident - and without his dream, the world has become a nightmare! Apocalypse rules with an iron fist...but hidden among a downtrodden humankind are Magneto's ragtag freedom fighters: the X-Men! Collects: Uncanny X-Men 320-321, X-Men 40-41, Cable 20, X-Men Alpha, Amazing X-Men 1-4, Astonishing X-Men 1-4, Factor X 1-4, Gambit & The X-Ternals 1-4, Generation Next 1-4, Weapon X 1-4, X-Calibre 1-4, X-Man 1-4, X-Men Omega, Age of Apocalypse: The Chosen, X-Men Ashcan