There are these various comments that apply to Posters, I assume built on a combination of Posts, reds & greens & whatever else. There's-

will be become famous soon enough (that was me til recently)
jewel in the rough (thats me now)
should have been banned by now
glorious beacon of light

and so on.
If theres anywhere on TD that explains this scale, I've not been able to find it. Anyone care to explain how it all works, or is this one of the arcane secrets of TD?