This new Kryptonite is a never-before-seen color with a bizarre effect, and it also possesses a mysterious trait that makes ...

There are plenty of dangerous versions of Kryptonite, but the strongest one seldom appears, because it can bring everything ...

David Krumholtz, who plays Kara's father Zor-El in Supergirl, says the film will reveal more about the DCU's Kryptonian House ...

Kryptonite has always been the deadliest weakness of all Kryptonians. It comes in all varieties of colors and effects, from the classic green that acts as poison, to the gold version that permanently ...

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 ...