DC Super Heroes Superman Young Reader Graphic Novel #2 Menace of Metallo

(W) Eric Stevens (A/CA) Shawn McManus. Superman is the target of Lex Luthor's deadliest scheme. The cruel genius has poisoned criminal John Corben. He withholds the antidote until Corben makes a promise: he will let Luthor turn him into a robot powered by Kryptonite. But once the creature named Metallo discovers that he is more machine than human, revenge fills his strange heart.