Eddy's Dream World is only seen in "Once Upon an Ed," where he is the king, owns everything, and everybody loves him.
- He is referred to by everyone as "Mr. Eddy."
- Eddy is a big shot and everybody loves him.
- Kevin is a monkey (because this is what Eddy always wanted Kevin to be as shown in "Look Into My Eds") that rides a tricycle. Eddy is able to trick him into crashing into a tree and Kevin also calls himself a dork whenever he does something dumb or when Eddy tricks him.
- Eddy now owns an estate with statues of him everywhere.
- Eddy's estate has trees that grow money.
- Eddy also owns a Jawbreaker Bank, where all of his fans come to see him.
- Ed and Edd run the counter where Edd works, files the papers, and Ed stamps them.
- Rolf has a pin head and calls himself a simpleton.
- Nazz is in a bikini.
- Jimmy is in a diaper and has a much bigger retainer made of tools.
- Sarah has a larger mouth and she & Jimmy are always asking to touch his suit (both are extremely touchy).
- The bank has an over-sized vault which Ed is the key to, along with a big lock only Edd knows how to open.
- Ed's head is used as an elevator to reach the jawbreakers.
- Almost everything in and around the bank is made of solid gold.
- Eddy's Jawbreakers are all named after numerous countries, states and cities.
- Eddy is also smarter than Edd (at least, according to Eddy and his thoughts).
- Eddy accuses Edd of being a lazy worker.
- Eddy is dressed as Cab Calloway (complete with a top hat).