Metallo (Smallville)

John Corben is the main antagonist of the episode "Metallo" and a minor antagonist in Season 9 and the comics Season 10. He is a human with a green kryptonite heart, which makes him a dangerous enemy to Superman. He hates the Red-Blue Blur and blames him for his sister, Rebecca's death. 
==History==
==Equipment==
*Green Kryptonite Heart:
*Red Kyrpotnite Heart:
==Navigation==
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