Hank Henshaw, also known as Cyborg Superman, is a significant antagonist in the DC Comics universe. Originally an astronaut, Henshaw's life changed dramatically after a tragic space mission. Following his transformation, Henshaw possesses cybernetic enhancements and extraordinary powers, making him a formidable adversary, especially for Superman. Often driven by revenge and a sense of loss, he becomes a complex villain, grappling with his humanity versus his technological existence. Through various storylines, Cyborg Superman challenges Superman and other heroes, highlighting themes of identity and the consequences of unchecked technological advancement.