“The character is expected to appear in a DC Studios project (or two) before her solo adventure, but it’s unclear if that project will be Gunn’s Superman: Legacy, which begins filming this spring, or ...

Eventually, Superman rescues the lost city of Kandor, keeping the shrunken city safe in his Fortress of Solitude. However, what we're actually seeing in Supergirl's trailer is Argo City, where Kara ...