Super Friends: 3x28
Doomsday
The Legion of Doom deserts Sinestro, Black Manta and Cheetah after a failed mission. The three villains decide to kill the Legion of Doom for their betrayal, until the Super Friends find out this is just a ploy to get them distracted.
3 - 1Rokan: Enemy from Space Sep. 09, 1978
3 - 2Wanted: The Superfriends Sep. 09, 1978
3 - 3The Demons of Exxor Sep. 16, 1978
3 - 4Invasion of the Fearians Sep. 16, 1978
3 - 5Battle at the Earth's Core Sep. 23, 1978
3 - 6The World's Deadliest Game Sep. 23, 1978
3 - 7Sinbad and the Space Pirates Sep. 30, 1978
3 - 8The Time Trap Sep. 30, 1978
3 - 9The Pied Piper from Space Oct. 07, 1978
3 - 10Trial of the Super Friends Oct. 07, 1978
3 - 11Attack of the Vampire Oct. 14, 1978
3 - 12Monolith of Evil Oct. 14, 1978
3 - 13The Beasts Are Coming Oct. 21, 1978
3 - 14The Giants of Doom Oct. 21, 1978
3 - 15Terror from the Phantom Zone Oct. 28, 1978
3 - 16Secret Origins of the Super Friends Oct. 28, 1978
3 - 17The Anti-Matter Monster Nov. 04, 1978
3 - 18Revenge on Gorilla City Nov. 04, 1978
3 - 19World Beneath the Ice Nov. 11, 1978
3 - 20Swamp of the Living Dead Nov. 11, 1978
3 - 21Invasion of the Brain Creatures Nov. 18, 1978
3 - 22Conquerors of the Future Nov. 18, 1978
3 - 23The Incredible Space Circus Nov. 25, 1978
3 - 24The Final Challenge Nov. 25, 1978
3 - 25Batman: Dead or Alive Dec. 02, 1978
3 - 26Fairy Tale of Doom Dec. 02, 1978
3 - 27Battle of the Gods Dec. 09, 1978
3 - 28Doomsday Dec. 09, 1978
3 - 29Journey Through Inner Space Dec. 16, 1978
3 - 30Super Friends: Rest in Peace Dec. 16, 1978
3 - 31The Rise and Fall of the Super Friends Dec. 23, 1978
3 - 32History of Doom Dec. 23, 1978