Doomsday (Earth-38)

{{Character }} {{Quote|Superman, champion of Earth, who faced off with Doomsday, apprehended General Zod, and went toe-to-toe with dozens of Lex Luthor's death traps, has finally met his match. A dirty diaper.|Lois Lane to Clark Kent|Crisis on Infinite Earths: Part One}} Doomsday was a supervillain who faced Superman.
 * name=Doomsday
 * image=Generic Placeholder 001.png
 * species=
 * status=Deceased
 * alterego=
 * aliases=
 * birth=
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 * citizenship=
 * universe=Earth-38 (Pre-Crisis)
 * currentuniverse=
 * gender=Male
 * height=
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 * occupation=Supervillain {{c|formerly)
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 * portrayal=
 * firstAppearance={{Ep|Crisis on Infinite Earths: Part One|m}}
 * lastAppearance={{Ep|Crisis on Infinite Earths: Part One|m}}
 * show=Supergirl

Battling Superman
At some point, Doomsday fought Superman but eventually lost.