An Unbuilt Trope is a work that seems like a Deconstruction but is actually the Trope Maker itself. This is often because later appearances of the trope have decayed (or been Flanderized) compared to the original, defining appearance.
Picture the following scenario:
Simple: Because said work was the Trope Maker, it could freely explore the ramifications of the trope before it solidified (or in [...] [tvtropes.org]