Ultra Lord is a TV show character, which Sheen obsessed with. In the show, Robo-Fiend is Ultra Lord's arch-nemesis, but Sheen often says that he fought other enemies like the Predatrous Plants or the Zeebot or Megalon. Jimmy and Sheen helped Ultra Lord fight Robo-Fiend in his video game. In the franchise, Ultra Lord has been seen wearing blue, black, red and purple suits, although he usually wears a purple or blue suit.
- Ultra Lord's real name is Joe Impla.
- His outfit is a reference to a classic car of the 40's, 50's or 60's called an "Impala".
- In an episode where Evil Jimmy cloned the Earth, Evil Sheen liked Robo-Fiend since he's evil instead of Ultra Lord. Ironically, Evil Sheen was still wearing an Ultra Lord shirt instead of a Robo-Fiend shirt.
- Despite Sheen's obsession with Ultra Lord, he actually cares about Libby and his father more than him.
- Sometimes, it is hinted that Libby might like Ultra Lord as well.
- In The Incredible Shrinking Town, Sheen kicks Ultra Lord.
- Ultra Lord makes a special guest appearance in the Planet Sheen episode, Cutting the Ultra-Cord during Sheen's daydream. In this episode, Sheen permanently loses his obsession with Ultra Lord, since he's pretty much a superhero on Zeenu.
- There was going to be an Ultra Lord spin-off TV series, but for some reason, it was cancelled.
- Sheen owns an incredibly large collection of Ultra Lord action figures and other merchandise.
- Ultra Lord's theme song has the same tune as the Spider-Man theme.
- Ultra Lord was born on Planet Mektar in Vector 8 of the Nebulon Galaxy.
- Ultra Lord's favorite mid morning snack is a Nitrogen Bar, and a Decafe Latte.
- When Ultra Lord blasted Robo-Fiend with his Ion Ray the phrase Robo Fiend said was "Ow-ya!"