Who is Hank Henshaw? What made him the Cyborg Superman, and what does he hope the Sinestro Corp can give him? Alan Burnett (SUPERMAN/BATMAN, Batman: The Animated Series) peels away the mysterious layers of the mechanical monster as the new JLA Watchtower's defenses are put to the test against him and the Sinestro Corps! .
Tales of the Sinestro Corps: Cyborg Superman #1