Here's my one, inspired by Kroothawk's version.
I cut the middle half of the long tail out (which I used for my Tyrannofex) and built up the base with clay and putty to indicate the creature being half underground.
The body is posed in an almost horizontal leaping manner. The model is half the height of the normal Trygon, which could lead to advantages of
LoS but I have an unconverted Trygon too in case someone complains. No-one has yet.
There are some more pics in the Gallery.