| Episodes | Description | Video Link |
|---|---|---|
| 1. "Avengers Assemble: Part 1" | Ultron creates the Vision and sends him to destroy Ant-Man. | Watch |
| 2. "Avengers Assemble: Part 2" | Wonder Man is put on life support and the Avengers must take over where he fell. Falcon joins the team and Vision is reprogrammed with a copy of Wonder Man's mind. | Watch |
| 3. "Kang" | After being accidentally freed from his urn prison by Dr. Chris Johnson and Falcon's nephew Andrew, Kang the Conqueror starts to create havoc while looking for a special crystal obelisk from ancient Egypt, an object which would allow him to go back into the future and oppress millions of people. The Avengers must protect the world—past, present, and future—at all costs. | Watch |
| 4. "Comes a Swordsman" | Hawkeye must face his past and his old mentor the Swordsman. Meanwhile, the Avengers face a group of thieves led by Ringmaster, who has robbed a biological weapons study lab. | Watch |
| 5. "Remnants" | Strange remnants of Ultron's previous experiments create terror on an island where France's main nuclear testing facility exists. The Avengers race to control or destroy these machines before they start a nuclear war, not counting on Ultron paying a visit as well. | Watch |
| 6. "Command Decision" | The Avengers must stop the Masters of Evil (consisting of Baron Helmut Zemo, Tiger Shark, Absorbing Man, Moonstone, Whirlwind, Boomerang, Cardinal, and Dragonfly) who are trying to steal a shipment of highly dangerous government weapons. To make matters more difficult, Captain America comes on the scene, leaving Ant-Man to work out his leadership issues while still focusing on the job at hand. | Watch |
| 7. "To Rule Atlantis" | When mysterious earthquakes are artificially caused, the Avengers suspect Prince Namor of Atlantis, so they go under the sea to investigate. They discover that Namor is innocent and Attuma is using the Dynamo machine to create earthquakes in his plot to conquer Atlantis. During this time, Vision is jealous of Namor's kind and loving expression toward the Scarlet Witch. | Watch |
| 8. "Shooting Stars" | The whole world is threatened when satellites are blasted out of their orbits. Learning that the criminal organization Zodiac is behind the chaos, the Avengers call upon Iron Man for help and rocket into space to stop the blackmail of Earth's cities. | Watch |
| 9. "What a Vision Has to Do" | Vision volunteers to be "bait" to allow himself to be captured by Ultron as a way for the Avengers to track him to the villain's lair. It works, but Ultron is ready for them. | Watch |
| 10. "Egg-Streme Vengeance" | Egghead initiates a plot to destroy his archrival Ant-Man by making his "Pym particles" go crazy. The Avengers must prevent Ant-Man from shrinking to subatomic oblivion. | Watch |
| 11. "The Sorceress's Apprentice" | Scarlet Witch, along with Vision, visits Agatha Harkness to see what she can do for Wonder Man, but she is kidnapped by Nicholas Scratch and the Salem's Seven. She calls the rest of the Avengers to help her, but they are busy fighting the Grim Reaper who attacks in retaliation for what happened to his brother Wonder Man. Because of this, Scarlet Witch and Vision will have to rescue her without them. | Watch |
| 12. "Earth and Fire: Part 1" | Following Scarlet Witch successfully restoring Wonder Man to good health, something is dangerously affecting the Earth's magnetic fields. Wasp realizes that her father's old business partner Cornelius Van Lundt is behind the disruptions, and must face her past to save the planet. | Watch |
| 13. "Earth and Fire: Part 2" | Someone wants an ancient meteorite buried beneath an island, the reason for the disruptions in the Earth's magnetic fields. The Avengers have a final showdown with the Zodiac. | Watch |
The Avengers: United They Stand (1999-2000) : Fox Kids : Free download, borrow, and streaming. Internet Archive. (1999, October 30). https://archive.org/details/avengers-united-they-stand-complete-series
Wikimedia Foundation. (2025, January 25). The Avengers: United They Stand. Wikipedia. https://en.wikipedia.org/wiki/The_Avengers:_United_They_Stand