Vilgax is Ben Tennyson's archenemy, a Chimera Sui Generis conqueror that has taken over many planets, the most recurring villain and was the main antagonist of the Ben 10 series.
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Pooh's Adventures Wiki
Vilgax is Ben Tennyson's archenemy, a Chimera Sui Generis conqueror that has taken over many planets, the most recurring villain and was the main antagonist of the Ben 10 series.