The monster that took down Superman sacrifices his life to give Superman a final shot at defeating Darkseid for good.

Warning! Spoilers ahead for Justice League: The Omega Act Special #1!One of the most defining moments of Superman’s life is put in a brand-new light as a truth about an iconic DC villain is revealed.

The DC K.O. event has been full of many exciting battles. However, all of them have been building up to a final fight between Darkseid and a chosen champion called King Omega. The final chapter of ...

Doomday, the creature who killed Superman, was a prehistoric Kryptonian experiment known as "The Ultimate", in which an alien scientist experimented with lifeforms on the planet's surface, cloning and ...