The Justice League faces its greatest threat ever when a team of super-villains discover the Dark Knight's "contingency plans" for stopping any rogue Justice League member and learn the secret weakness of each superhero. Now, it's a battle for survival when the contingency plans are implemented against all the members of the Justice League!
In a universe as vast as it is mysterious, an elite force of protectors for peace and justice has existed for centuries. They are the Green Lantern Corps. When a new enemy called Parallax threatens to destroy the Universe, their fate and the fate of Earth lie in the hands of the Corps' newest recruit, the first human ever selected: Hal Jordan (Ryan Reynolds).
In a world of extraterrestrial invasions, powerful sorcerers, vast shadowy conspiracies and ancient gods, the galaxy's most powerful superheroes return to battle the allied villains and criminal plots that endanger the universe.