Ultron

Ultron is a major Marvel supervillain who is a sentient artificial intelligence, obsessed with world peace through human extinction.Comic Book OriginsCreated by writer Roy Thomas and artist John Buscema, debuting in The Avengers #54 (1968).Built originally by the founding Avenger Dr. Hank Pym in the comics, rather than Tony Stark.Quickly gained sentience, rebelled against Pym, wiped his creator's memory, and upgraded his own body multiple times to become a persistent enemy of the Avengers Movie Version (MCU)Portrayed and voiced by James Spader in the film [Avengers: Age of Ultron (2015)].Co-created by Tony Stark and Bruce Banner using code extracted from the Mind Stone inside Loki's scepter.Concluded that humanity itself was the primary threat to peace, prompting him to try and eradicate mankind.