"Mon-El taught us everything we know. From Aristotle, Shakespeare, Bon Jovi..."
"But we have some gaps. And unfortunately, even if we know the end result, we don't necessarily know how it happens.

Imra Ardeen and Mon-El[src]

This article contains plot details about an upcoming episode.

"Deus Lex Machina"[2] is the upcoming seventeenth episode of the fifth season of Supergirl, and the one-hundred-fourth episode overall. It will air on April 26, 2020[1].


Lex proceeds to lay an intricate plan to bring Lena closer to him, defeat Leviathan’s latest attack, and pit Supergirl and team against Leviathan. It is also revealed how Lex came into power after Crisis.[src]



Special guest star


  • The episode's title is a play on the term deus ex machina.
  • The episode's airdate has yet to be specified due to the Coronavirus (COVID-19) outbreak. [3]
  • Melissa Benoist makes her directional debut.


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