Thanks to the orchestrations of Lex Luthor, terrorist John Corben becomes Metallo, a skin-covered cyborg with a Krytonite heart. Luthor then sets the supervillain on a quest to kill Superman.
Genres: Action & Adventure , Animation , Kids , Sci-Fi & Fantasy
Keywords: alien , american-dream , based-on-comic , dc-animated-universe-dcau , hope , justice , secret-identity , super-power , super-villain , superhero