and Supergirl walks away. She gets dizzy for a moment, and her face gets red and glowy, but she shakes it off and flies away. A camera pan reveals a pile of red Kryptonite hiding beneath a ...

After being badly beaten by Reign in the 2017 finale, Supergirl began tonight’s ... who gained powers when exposed to an experimental “Kryptonite-X” and enjoyed the same flight, super ...

Assuming that Supergirl's Metallo runs on Kryptonite in the same way as his comic counterpart, we might want to expect more tension between Superman and J'onn J'onzz. We learned in the Season 2 ...

We've already seen what the green stuff can do time and time again, but now Supergirl is about to reveal what Red Kryptonite is and how it will effect our normally sweet-mannered Kara Danvers.

We just discovered that Supergirl’s true kryptonite involves something fuzzy and adorable (and it’s also my kryptonite, too): Puppies! That’s right — recently, MTV decided to give ...