The ultimate destructive force has been released into the universe, and it's heading towards Earth, leaving a galactic devastation path in its wake. In its first strike, Superman and the mightiest heroes of the DC universe are overwhelmed, as Earth cities are leveled. With the fate of the world at stake, the Man of Steel is left no choice but to forge alliances with President Luthor, Darkseid, Mongal and other dubious allies. Now, with his makeshift army of heroes and villains, Superman must wage war against a foe determined to destroy the universe and remake it in its own image. -- Back cover.