. "Theseus (/\u02C8\u03B8i\u02D0si\u02D0\u0259s/; Ancient Greek: \u0398\u03B7\u03C3\u03B5\u03CD\u03C2 [t\u02B0\u025B\u02D0s\u011Bu\u032Fs]) was the mythical founder-king of Athens and was the son of Aethra by two fathers: Aegeus and Poseidon.Theseus was a founder-hero, like Perseus, Cadmus, or Heracles (Hercules), all of whom battled and overcame foes that were identified with an archaic religious and social order."@en . .