BATTLE AT THE BEGINNING OF TIME! The ongoing collection of the reality-shattering saga that is Crisis on Infinite Earths comes to its universe-shaking climax in this fourth and final comprehensive volume, featuring for the first time ever all of the original series together with every tie-in and crossover issue in reading order! Collects Crisis on Infinite Earths #10-12, All-Star Squadron #57-60, Green Lantern #197-198, Amethyst: Princess of Gemworld #13, Blue Devil #19, The Fury of Firestorm #42, Infinity, Inc. #25, The Omega Men #33, DC Comics Presents #94, Secret Origins Annual #2, History of the DC Universe #1-2, and stories from JLA: Incarnations #5, Starman Annual #1, DCU: Legacies #5-6, and Christmas with the Super-Heroes #2.