With Kryptonite in his hands, and a reinforced Peacemaker to do his bidding, Brainiac stands a good chance against Superman, and if he does, we could be set to see Kal-El’s most brutal defeat ...

Kryptonite is an irradiated piece of crystal from Superman's homeworld that causes physiological changes to any Kryptonian in close proximity.

Superman ’s only major weakness—aside from bright red capes—is kryptonite. The fictional mineral was first described in 1943 during an episode of The Adventures of Superman radio serial, but ...

The mineral jadarite has the same chemical composition as Superman’s weakness. It may be a problem for humans, too.

Superman's one weakness was kryptonite, but did you know the alien mineral didn't originally exist in the story? It was created for a completely mundane reason.

The connection between Superman and Kryptonite is so firmly established in American culture that “Kryptonite” has become shorthand for everything from the idea that even the strongest have ...

Superman has gone up against many different types of foes, but what about pink Kryptonite? What does the pink shade of the rock do the Man of Steel. Does it also weaken him, or does it make him ...

Fans shared their reactions to Metamorpho creating Kryptonite, possibly to weaken Superman, in the new Superman trailer.

Superman: The Kryptonite Spectrum is a 5-issue Black Label series by the Ice Cream Man creative team. Four new forms of Kryptonite are discovered, each with mysterious effects on Superman.

Here is the need-to-know info about pink Kryptonite in Superman. This is what the different colored Kryptonite does to the hero.

If Batman lived in Metropolis instead of Superman, could he sufficiently protect the city? Certainly, there are several Superman villains who could defeat the Dark Knight (yes, even with an ample ...