Blue Kryptonite was created using the Duplicator Ray on a piece of Green Kryptonite which Superman used to halt an army of advancing Bizarros.
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Blue Kryptonite is a mineral from the planet Krypton that strips Kryptonians of their powers for as long as they're exposed.
Blue Kryptonite appears to weaken Bizarro in the same way that Green Kryptonite weakens Superman. Superman has used it on many an occasion to stop Bizarro ...
Aug 3, 2022 · In most versions, no, it has no effect. Blue Kryptonite affects Bizarros. Like you shoot a ray at Superman and create a Bizarro, then you shoot ...