These cells can only be accessed using the Console. They are cells created during the game's development to test items and characteristics, and they have been carried over into the released version.
- ToddTest — A hidden area used by the developers for testing.
- Character Stuff Wonderland — A secret room used by the developers for testing which is accessible only through the console.
- Mark's Vampire Test Cell — A test area used by the developers.
- Clutter Warehouse — A secret area used by the developers for testing.