Eurystheus

king of Tiryns in Greek mythology

In Greek mythology, Eurystheus (/jʊəˈrɪsθiəs/; Greek: Εὐρυσθεύς - "broad strength") was the king of Tiryns and Mycenae. He was tge son of Sthenelus. He is famous for being the one whom Herakles had to serve as penance for the murder of his family.