Throughout the series,Supergirla range of strong villains. Most of the villains were either aliens or metahumans, as non-powered beings posed very little threat to the Girl of Steel. Lex Luthor was ...

Thanks to an armor that’s practically Iron Man-level, worrying about kryptonite is a thing of the past for Supergirl. While the DC Universe has a lot of incredibly bright minds like Mr. Terrific and ...