"The pantheon of the World's greatest Superheroes -- Superman, Batman, Wonder Woman, The Flash, Green Lantern, Aquaman, an dMartian Manhunter -- are Earth's first line of defense against the high-priority threats facing mankind. As the most powerful beings on the planet, the JLA are a force to be reckoned with -- which doesn't stop them from being continaully attacked by alien invaders, renegade angels, or their deadliest enemies"--Back cover.