Stheno Medusa was beheaded by Perseus, Stheno and Euryale tried to kill him, but failed due to his use of Hades' cap, becoming invisible. Stheno In Greek mythology, Stheno ( or ; Greek: Σθενώ, English translation: "forceful"), was the eldest of the Gorgons, vicious female monsters with brass hands, sharp fangs and "hair" made of living venomous snakes. The daughter of Phorcys and Ceto, Stheno was born in the caverns beneath Mount Olympus. She and her sister Euryale were both immortal, and the third sister, Medusa, was mortal. Of the three Gorgons, she was known to be the most independent and
Medusa (The X-Files) Medusa (The X-Files) "Medusa" is the twelfth episode of the eighth season of the American science fiction television series "The X-Files". It premiered on the Fox network on . The episode was written by Frank Spotnitz and directed by Richard Compton. "Medusa" is a "Monster-of-the-Week" story, unconnected to the series' wider mythology. The episode received a Nielsen rating of 8.2 and was viewed by 13.8 million viewers. Overall, the episode received mixed reviews from critics. The series centers on FBI special agents Dana Scully (Gillian Anderson) and her new partner John Doggett (Robert Patrick)—following the alien abduction of her former