What is Dimension X?

[pferreira]

Originally Posted by MsMarvelDuckie

Ogg was indeed from a seperate dimension, in fact Krang even made mention of it, and said it was weird- which is saying something coming from him! Also, Dimension X DID seem to have some different rules of physics, like "space" having breathable air (as shown in the episodes where the Tchnodrome is in Dimension X, especially on the volcanic asteroid, since we're discussing it), or various star systems, races, and such all existing there in what appears to be their own universe.

Now we're onto something. I also remember Shredder mentioning Dimension C or Z at the end of The Big Blowout before Krang throttles him.