Collects Uncanny X-Men (1963) #320-321 X-Men (1991) #40-41 Cable (1993) #20 X-Men Alpha Generation Next #1 Astonishing X-Men (1995) #1 Gambit and the X-Ternals #1 Weapon X (1995) #1 Factor X #1 X-Man #1 X-Calibre #1 Amazing X-Men (1995) #1. Fully updated reading order! Charles Xavier is dead - killed twenty years in the past during a time-travel accident - and the world created by his absence is a nightmare! Apocalypse rules with an iron fist ruthlessly enforcing his dictum that only the strong shall survive. But hidden in Apocalypse s long shadow are a group of ragtag freedom fighters led by Xavier s oldest friend Magneto: the X-Men! When Bishop last survivor of the true Marvel Universe explains how the world went wrong these embittered mutants and their tenuous allies must risk everything to put things right!