Dawn of Justice kept one side of the monstrous Doomsday ambiguous, but the TV series Superman & Lois provided a clear answer.

In Superman #22, the Man of Steel must protect his greatest enemy from an even bigger threat. Imagine needing to save the ...

Thanks to the Joker's toxins combined with Scarecrow's fear gas, Superman accidentally kills Lois Lane and their unborn child, believing them to be Doomsday. This death sets off a chain reaction ...

This characterization will likely carry over into Superman. Expanded material in Doomsday Clock #2 suggests a decades old conspiracy at the heart of the DC Universe. "[W]hen [Metamorpho] was ...