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I Believe in a thing Called Love is an episode of season 6 of Supergirl. It premiered on October 26, 2021.

Synopsis for "I Believe in a thing Called Love"

Appearing in "I Believe in a thing Called Love"

Featured Characters:

Supporting Characters:


Other Characters:



  • AllStone Totems
    • Dream Totem
    • Courage Totem / David's Sling
    • Hope Totem (Reborn)
    • Humanity Totem / Amulet of Buddha
    • Love Totem (First full appearance) (Destroyed) (Reborn)
  • Elizabeth Walsh's Grimoire
  • Green Kryptonite
  • Hand of the Soldier


  • Naxim's Ship



  • It is revealed that Lex Luthor traveled to possible future of Earth-Prime and fell in love Nxyly's future counterpart that died during their quest to create the AllStone.
    • Lex Luthor also managed to save Nxyly's consciousness as the A.I. which was seen in the previous episode.
    • He also mentions all the universes which implies that, at some point in the future, he came to know that the Multiverse still exists after the Crisis.
  • The Love Totem is destroyed by Martian Manhunter: however, it was eventually reborn into Esme.


  • Several past events are mentioned in this episode, including:
    • Alex Danvers proposing to Maggie Sawyer and, later, breaking up with her;
    • The death of Earth-38 in Crisis on Infinite Earths: Part One;
    • Brainiac-5 allying himself with Lex Luthor in order to take down the Leviathan;
    • Lex Luthor banishing Supergirl into the Phantom Zone in Rebirth.

See Also

Recommended Media

  • None.

Links and References

  • None.