Who is Polydectes?

Polydectes is a character from Greek mythology, notably featured in the myth of Perseus. He is the king of Seriphos and is portrayed as a powerful but unscrupulous ruler who desires to marry Danaë, the mother of Perseus. To eliminate Perseus, who stands in his way, Polydectes tricks him into embarking on a dangerous quest to fetch the head of Medusa. Ultimately, his plans backfire when Perseus returns and uses Medusa's head to turn Polydectes to stone.