Green Kryptonite, which is the most well-known form of Kryptonite, is the most harmful to Superman, and it can cause him extreme pain, weaken his powers and even lead to his death. Superman’s weakness ...

Anyone who knows the name Superman knows that his greatest weakness is Kryptonite. The radioactive crystalline ore was formed under the extreme pressures and geological instabilities that ...

Kryptonite has been integral to Superman’s mythology since it was ... Initial exposure triggers intense nerve pain throughout the body, accompanied by nausea and rapid loss of powers.