The event that the New 52 has been building towards since the beginning! New York Times best-selling writer Geoff Johns (Green Lantern, Batman: Earth One) brings together almost two years of plot threads for an epic tale that will forever change the shape of the DC Universe. When the three Justice Leagues go to war with one another, who's side will everyone be on? Allies will be born, friends will become enemies, and the DC Universe will never be the same!