Kraang Prime is a 25-foot brain-shaped alien who is the leader of the Kraang and one of the two main antagonists of Teenage Mutant Ninja Turtles. Originally an Utrom scientist, Kraang discovered mutagen within the Kraathatrogon worms and used her research to evolve into her current state while using her gained psychic powers to enslave most of her species and rename them after herself.
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