Written by Grant Morrison; art and cover by Howard Porter and John Dell Grant
Since the new League was formed, there have been hints of a deadly threat that could only be stopped by an army of the World's Greatest Super-Heroes. Now that threat has arrived, the doomsday weapon of the Old Gods...the "anti-sun" known as Mageddon. But if that weren't threat enough, Lex Luthor has assembled a new Injustice Gang -- with Prometheus, the General, and a new Queen Bee at its core -- and they're launching a fearsome assault on the JLA Watchtower. Will the JLA lose the ultimate battle almost before it begins? "