Lord Harkon is a prominent character in the video game series The Elder Scrolls, specifically featured in the expansion pack Dawnguard for The Elder Scrolls V: Skyrim. He is the ruler of the Volkihar Clan, a group of powerful vampires, and seeks to obtain the Elder Scrolls to achieve his goals of immortality and domination. As a vampire lord, Lord Harkon possesses unique abilities, including the power to transform into a bat or a wolf. He is characterized by his dark, brooding demeanor and a strong desire to plunge the world into eternal night, making him a formidable antagonist for players in the game.