The epic crossover event of last summer is collected in two volumes! Volume One finds Imperiex in its first strike as Superman and the mightiest heroes of the DC Universe are overwhelmed and the planet is ravaged with fire and destruction. With the fate of the world at stake the Man of Steel is left no choice but to forge uncertain alliances with President Luthor Darkseid Mongul and other dubious allies. Reprints SUPERMAN #171-172 ADVENTURES OF SUPERMAN #593-594 SUPERMAN: THE MAN OF STEEL #115-116 ACTION COMICS #780-781 SUPERGIRL #59 and JLA: OUR WORLDS AT WAR #1.