Meet the Extremists—self-proclaimed saviors from another Earth, they thirst for peace, prosperity and total submission to the will of their leader, Lord Havok! How can the newly assembled JLA stop this group of misguided maniacs before the Extremists unleash their own unique—not to mention dangerous!—brand of law and order on our chaotic

Spinning out of the events of DC UNIVERSE: REBIRTH #1, a new day dawns for Earth’s greatest heroes as they welcome three new members to the team, including…Superman? Who is this strange visitor from a dead world—and can he be trusted? Batman and Wonder Woman aren’t so sure.