Now that it’s en route to casting, I can show you something.
Inspired by this:
And this (step ahead to 2:20):
I’ve done this:
Another masterpiece by Bob Olley.
It comes B.Y.O.T. (Bring Your Own Torso) so you can make the rider look however you want.
Here are two excellent lists of torsos, arms, weapons and heads for all your space-poc needs:
The Imperial Patrol; and
Of course you could also just dig a fig out of your lead mountain and chop it in half.
This horror should be ready for takeoff in December.