Written by Sterling Gates, Jamal Igle, James Robinson. The Battle for Mars! With Superman having left the Kryptonian military to try to stop the war, General Zod needs a new Commander El - enter Supergirl! As Zod's army gets closer to Earth, the battlefield shifts to Mars where Superman must confront his cousin! Neither wants to fight, but both will do what they must for the sake of what they think is right! Meanwhile, Superboy knows what he must do to stop this war - even if it means becoming hated by both planets!

The final chapter in the critically acclaimed, best selling NEW KRYPTON storyline. A war is coming, and all that stands between Earth and 100,000 vengeful supermen is one Superman! The storyline the SUPERMAN books have been building to since 2008 has arrived. The Man of Steel must stop the two worlds he loves from destroying each other, while General Sam Lane and all of Earth’s heroes make one last stand against General Zod and his army of super powered Kryptonians. The fate of two worlds will be decided here. In the end, can Superman save either? Collecting SUPERMAN: WAR OF THE SUPERMEN #0-4 and materials from SUPERMAN #700.