Spider-Man and His Amazing Friends: Season 1, Episode 10
The Vengeance of Loki (14 Nov. 1981)
The Spider-Friends team with Thor to stop Thor's evil half-brother, Loki, in his effort to acquire the ancient Twins of the Gods gems. The gems will grant unlimited power to whomever holds both of them, and if Loki were to get them both, he would be unstoppable in wreaking havoc over New York City.
Director:Don Jurwich (as Donald L. Jurwich)
Writer:Donald F. Glut