Magog's got a problem: How does he use the Justice Society and their vast resources and abilities without their knowing he's going against their standard operating procedure? And that doesn't even compare to his more immediate problem: coming face-to-face with the putrid villain known as Miasma beneath New York City! Continuing the all-new series from writer Keith Giffen (JUSTICE LEAGUE INTERNATIONAL) and reuniting the best-selling JLA art team of penciller Howard Porter and inker John Dell!