Supergirl: Screencaps From The “We Can Be Heroes” Promo Trailer
Screen captures from the promo trailer for the Supergirl episode "We Can Be Heroes"
Supergirl CW
Supergirl “We Can Be Heroes” Promo Trailer
Promo trailer previewing the Supergirl episode "We Can Be Heroes"
“Supergirl Lives” Preview Clips!
Preview clips for the Supergirl episode "Supergirl Lives"
Supergirl Spoilers: “The Martian Chronicles” Description
Official CW description for the Supergirl episode "The Martian Chronicles"
Supergirl Spoilers: “We Can Be Heroes” Description
Official CW description for the Supergirl episode "We Can Be Heroes."
“Supergirl Lives” Official Photos!
Preview images for the Supergirl episode "Supergirl Lives"
Supergirl Finds Their Mr. Mxyzptlk
Peter Gadiot has landed the role of Mr. Mxyzptlk on Supergirl.
“Supergirl Lives” Description: Episode Directed by Kevin Smith
Official CW description for the Supergirl episode "Supergirl Lives" directed by Kevin Smith
Supergirl Spoilers: Livewire & Metallo Are Returning
Villains Metallo & Livewire from Supergirl's past will be returning in 2017.
Mr. Mxyzptlk Is Coming To Supergirl
Mr. Mxyzptlk will be appearing in two upcoming episodes of Supergirl.
About KryptonSite
In a time before social media, Craig Byrne created KryptonSite as the ultimate fan destination for The WB/CW series Smallville which starred Tom Welling, Michael Rosenbaum, Kristin Kreuk, Erica Durance and more. In the decades since, KryptonSite has grown to cover newer Superman-related TV and movie projects while still always holding on to Smallville.
Site Links
The web’s first source for Smallville news, continuing to cover Supergirl, Superman & Lois, the new Superman films and more!
Copyright 2026 Craig Byrne & KryptonSite. Smallville, Kryptonite and other Superman-related items are the property of DC Comics. No infringement is intended.