The cataclysmic conclusion to the bestselling series is here. The battle between the Three Kingdoms rages in brutal and dramatic fashion as heroes return! But when dark secrets spill out like blood on the battlefield, bitter differences must be set aside as the Trinity go to war against the White Martian threat. Can even their combined might prevail and save the planet? Plus, a trio of tales focusing on Bruce, Zala, and Kal-El's past. What truly defined their lives and prepared them for their tumultuous future? Collects Dark Knights of Steel #7-12 and Dark Knights of Steel: Tales from the Three Kingdoms #1.