Defenders of the Earth: The Necklace of Oros.

The necklace of Oros would give Ming his long-awaited wish of knowing the secret of gravity. Knowing that it is Jedda's birthday and, on that day, she gets to select a gift from the family jewels Ming arranges through Gravitron that she select the necklace. Thus begins another splendid episode in which the forces of good and evil are colorfully depicted through luxurious landscapes and terrifying aliens.