Earth 2 Vol. 4: The Dark Age (DC, 2014)

Once thought dead, Superman now returns to Earth to do the destructive bidding of Darkseid! The Wonders of Earth 2 have struggled to keep the forces of Brutal and Darkseid at bay. But now with the return of Superman, they can no longer stand up to the wake of destruction he brings. But now, with the emergence of a new and mysterious Batman, comes the hope that he may know how to defeat the rogue Man of Steel before Earth 2 is destroyed completely. Collects Earth 2 #17-20, Earth 2 Annual #2.