Gearhead is the name of two supervillains appearing in American comic books published by DC Comics. Publication history The unidentified Gearhead first appeared in Steel #14. The Nathan Finch version of Gearhead first appeared in Detective Comics #712 and was created by Chuck Dixon, Graham Nolan, and Bob McLeod. Fictional character biographies Unrevealed The first Gearhead appeared as a henchman of the supervillain called White Rabbit. Nathaniel Finch The second Gearhead is Nathaniel Finch, a former engineer at General Robotics. While he was kidnapping and holding Gloria Osteen, his boss' daughter, for ransom, he ran afoul of Batman who rescued her, but Batman was not able to save Nathan from falling to a presumed icy death. Nathan Finch's body was discovered by two down-and-out people who take him to an underworld doctor named Dr. Bascomb. It turned out that Nathan was not dead and the doctor wanted Nathan's knowledge of cybernetics. Due to the ravages of frostbite, Dr. Bascomb was forced to remove his arms and legs and replaced them with cybernetic arms and legs. Following training with his cybernetic limbs, Nathan becomes Gearhead and develops his own cybernetic arsenal of removable body parts as well as a goal to exterminate Batman, whom he refers to as the "vermin". Gloria Osteen later received a call from Nathan to meet him at Babylon Towers. During the confrontation between the two of them, Batman arrived and fought Gearhead as they neared a grinder where Gearhead started to choke Batman. As Gearhead started to get Batman close to the grinder, Gloria decided to help Batman by activating a hydraulic magnet to get Gearhead off of Batman. With his legs removed, Finch still managed to get away with a Batarang still in his cybernetic arm. While enlisting the help of Robin, Batman traced Gearhead to the sewers where he found a batarang and no Gearhead. Just then, Gearhead attacked Batman. While chasing Gearhead, Batman figured out that his attack on Gloria was a cover so that he can have revenge on Batman. When they fell into the water, Batman broke off one of Gearhead's arms as Gearhead used his other arm to get away. While Batman left a note for Gloria complete with Gearhead's arm stating that Gearhead is not after her, Gearhead was seen at his hideout rebuilding his body and planning his revenge on Batman. Later, as Batman stops three thieves, Gearhead