Jonas Harrow is a fictional supervillain appearing in American comic books published by Marvel Comics.
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Jonas Harrow is a fictional supervillain appearing in American comic books published by Marvel Comics.
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Over two decades ago, Jonas Harrow was disgraced as a surgeon and expelled from the medical profession for unorthodox experiments.
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Jonas Harrow slid deeper into underworld research eventually seeking mind-controlling technology.
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In recent years, Jonas Harrow enhanced criminals to superhuman status for a fee, the hapless Megawatt his first known subject.
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When Hammerhead rose to prominence, Jonas Harrow observed his ex-patient's battles with Spider-Man, whom he perceived as a challenge.
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Jonas Harrow enhanced another criminal, Kangaroo, who ungratefully scorned Harrow's schemes.
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Jonas Harrow continued providing services to villains like Living Laser, but when Will o' the Wisp sought removal of his power, Jonas Harrow implanted a surgical device to extort him into theft.
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Gloating, Jonas Harrow widened the ray's range to the victims, only to have Spider-Man locate and destroy the ray.
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Undaunted, Jonas Harrow dared Spider-Man to confront him, but was defeated with one punch.
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Jonas Harrow went unheard of for years, although some incorrectly suspected him of being the Hobgoblin.
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Jonas Harrow accepted a Roxxon Oil contract to create synthetic automated soldiers; to this end, he again extorted industrial crimes from Will O'The Wisp.
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When Jonas Harrow remotely guided the powerful android to him, Reilly and the Wisp followed and destroyed Jonas Harrow's base.
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Jonas Harrow was hired by the Hood to take advantage of the split in the superhero community caused by the Superhuman Registration Act.
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Jonas Harrow helped invent a power drainer based on a prototype made by Iron Man.
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Jonas Harrow's death served as warning to any villain on his side that attempts to double-cross him.
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Jonas Harrow is a genius surgeon, geneticist, cyberneticist and machinesmith.
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