Polynices is a character from Greek mythology, specifically known from the story of Antigone, a play by Sophocles. He is one of the sons of Oedipus and Jocasta, and is often depicted as a tragic figure. Polynices is best known for his conflict with his brother Eteocles, which leads to a civil war in the city of Thebes. In the struggle for power, Polynices seeks to reclaim the throne from Eteocles, who refuses to share it. Their battle ultimately results in both brothers killing each other, leading to a tragic resolution. The story highlights themes of loyalty, family conflict, and the consequences of pride.