About
Metallo is a comic book supervillain and cyborg who appears in Superman stories published by DC Comics. Metallo's trademark is his kryptonite power source, which he often uses as a weapon against Superman. His traditional identity is John Corben. The character first appeared in Action Comics #252 (May 1959).In 2009, Metallo was ranked as IGN's 52nd Greatest Comic Book Villain of All Time.
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Another glorious man of cold steel and iron.