The effects of Blue Kryptonite have also been incredibly varied across continuities, but it is most frequently known to affect Bizarro Kryptonians than it does their Prime counterparts. Post-Crisis, Blue Kryptonite actually reversed the effects of the reality-altered Superman, significantly increasing his intelligence. In the Post-Infinite Crisis continuity, Blue Kryptonite had the opposite.
Kryptonite is an irradiated piece of crystal from his homeworld of Krypton, which causes physiological changes to any Kryptonian in close proximity. Like the multiple versions of Superman scattered across the multiverse, there have been many different kinds of Kryptonite with different effects. In the Pre-Crisis continuity, depending on the particular dimension, such as Earth-One, there were many forms and colors of Kryptonite, while others showed only one form, such as Earth.
Beyond the classic green rock that can drain Superman's powers, DC Comics has featured dozens of Kryptonite colors over the decades. All the Kryptonite types and their effects on Superman explained There's more than one kind of the DC's most famous material, and its Superman's worst nightmare. Here is every type of Kryptontite and their effects explained.
News Superman's Kryptonite Colors Explained (And Some of Them Are Super Weird) By DCComicBooks.com March 10, 2025 While most Superman fans know Kryptonite as the glowing green rock that weakens the Man of Steel, DC Comics has introduced a remarkable rainbow of variants throughout eight decades of publishing history. However, what many Superman fans fail to realize, is that just like our natural rocks and minerals, there are many different types, forms, and colors of kryptonite. Kryptonite is a fictional material that appears primarily in Superman stories published by DC Comics.
In its best-known form, it is a green, crystalline material originating from Superman's home world of Krypton that emits a unique, poisonous radiation that can weaken and even kill Kryptonians. Green Kryptonite is the traditional kryptonite. It's what most individuals are familiar with.
This Kryptonite is lethal to all Kryptonians, such as Superman and Supergirl. At first exposure, they become particularly weak, experiencing severe pain and fatigue. These symptoms do not affect other Kryptonian superpowers that aren't related to physical strength, such as heat.
Various colors of Kryptonite exist, each with unique properties and effects on Kryptonians and others. Understanding how to identify different Kryptonite colors can deepen your appreciation of the Superman universe and provide insights into this fascinating fictional element.