These tropes are
easy to use. Just fill in the X, and BAM, instant recognition.
In some circles, these kind of "fill-in-the-blank cliches" are called "
snowclones" (with the "
Trope Namer" being the various clones of "Eskimos have 100 words for
snow"
* ).
Not to be confused with
This Trope is [BLEEP].