
With the body of a lion, wings of an eagle, and the face of a woman, the Sphinx guards the road to Thebes. Answer her riddle, and you may pass. Fail, and you become her meal.

At the gates of the underworld, where the living dare not tread, stands Cerberus—a beast of three heads, fangs like daggers, and loyalty that cannot be broken. Cross him, and you'll never leave.