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

Kryptonite is one of the most well-known weaknesses in all of fiction. Superman, being so unbelievably powerful, would naturally need a weakness at some point to keep the story going. Kryptonite, ...

Kryptonite might be Superman's weakness, but why have DC's villains all forgotten the one version of the mineral that will actually kill Clark Kent?