CBS has released a promo video for the upcoming Supergirl episode "Solitude". The clip offers glimpses of both Laura Vandervoort's Indigo, and the Fortress of Solitude. Check it out:
In comic books, Indigo is an artificial intelligence and a digital descendant of Brainiac. Here, she sports Brainiac's recognizable triple-dot logo on her forehead. As for the Fortress of Solitude, it keeps some of the aesthetic from the original Superman movie.
Here's the official episode description: "Kara travels to Superman’s Fortress of Solitude in hopes of learning how to defeat Indigo (Laura Vandervoort), a dangerous being who can transport via the Internet and who has a connection to Kara’s past. Also, James’s relationship with Lucy reaches a crossroads."
The "Solitdue" episode of Supergirl is scheduled to air Monday, February 29 on CBS.