"The Phantom Brigade" is the eighteenth episode of the first season of the animated series based on the toyline of the same name, G.I. Joe A Real American Hero. It originally aired on October 9, 1985.
Plot[]
Cobra Commander and the Baroness hire a Gypsy from the Carpathian Mountains to summon three ghosts; a Roman Centurion warrior, a Mongolian Amazon, and a World War I American flying ace, to destroy G.I. Joe. The Baroness informs the Joes to locate a Roman coin, a wedding ring, and heart-shaped locket from Cobra Commander, and then bury the items to make the ghosts disappear.