Vortigern

King Vortigern or simply Vortigern is the main antagonist of the 2017 fantasy/action-adventure film King Arthur: The Legend of the Sword. He is Arthur's uncle and brother of Uther who also a powerful warlock and tyrannical ruler of Camelot who sought the mighty Excalibur so he can expand his reign to entire world and enslaved humanity.

He is portrayed by Jude Law, who also voiced Pitch Black and Dr. Watts in Sherlock Holmes: A Game of Shadows.