Dumb Kid from Hell?
(I think the may have been more behind that one than met the eye though)
There was that guy who had the squashed tramp avatar with the words 'Transient Shaper' on it.
I can't remember his nick but some of his responses were quite witty, sometimes it would just be a picture without a caption but it would say it all.
We've had a fertile selection that would fit your description for sure.
Hail, I'd probably fit too.