A female humanoid from the Omega Cygni system, and a member of the Elysian Council of the extradimensional spaceship graveyard located inside the Delta Triangle. Because of the weak gravity on her homeworld, Magen is long-limbed and ethereal; she also possesses telepathic abilities, which enabled her to perceive that Captain Kor and his Klingon crew were secretly planning to destroy the U.S.S. Enterprise on stardate 5267.6 (2269), and to warn the starship's crew in time to prevent this catastrophe.