Vilgax is the main antagonist of the Ben 10 series. He's one Ben Tennyson's most memorable foes like Aggregor, Ghostfreak,Diagon, Malware, Dr. Psychobos and Khyber The Huntsman.
He joined the Dark Organization for the plan of releasing Rygor the Conqueror.
He and Dr. Doom were sent by Apocalypse to get the cloning Processing File only to be foiled by the Warriors of Light.
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