Superman: War of the Supermen is an American comic book limited series from DC Comics that serves as the culmination to the Superman line-wide event New Krypton. The series began on Free Comic Book Da
Cover of War of the Supermen #1 (July 2010), art by Eddy Barrows.
Reactron
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Reactron is a supervillain who appears in comic books published by DC Comics, usually as an adversary of Supergirl.
Reactron as depicted in Supergirl vol. 5 #26 (April 2008). Art by Drew Johnson and Lee Ferguson (pencillers), Ray Snyder and Marc Deering (inkers), and Brad Anderson (colorist).
Reactron as depicted in his early appearances.
Reactron, redesigned with a Gold Kryptonite heart, wreaks havoc alongside Metallo during the "New Krypton" storyline.