Written by Jeph Loeb, Joe Kelly, Phil Jimenez and various. Art by Ed McGuinness, Ron Garney, Doug Mahnke, Jimenez, Bill Sienkiewicz, and various. Cover by McGuinness. A new volume including the two original Our Worlds At War collections! Imperiex has been unleashed! As planets are destroyed in its mighty wake and with Earth in its path, Superman is forced to form alliances with President Lex Luthor and Darkseid. For once, this looks like a job that not even Superman can handle! 512 pg, FC.