The creation gone awry, the sentient robot Ultron hates and seeks to wipe out humanity.
Ultron
Robot. Megalomaniacal genius. Science experiment gone wrong. Take your pick because any of those descriptions fit Ultron, perhaps the most recognizable enemy ever to oppose the Avengers.
In his quest for peace, Dr. Hank Pym created the Avengers' most dangerous villain. Get acquainted with Marvel's deadliest automaton, and witness Ultron's many attempts to eliminate mankind.