So...I've been remiss in updating this thread. I've had a long, long absence from painting anything (over a month, which is unusual for me) and am slowly getting back into it.
Oathmark is now quickly becoming my primary games system. I've had a few games with the Black Order (humans) and the Dark (undead) and the playstyles are distinct enough that it's a game I'll be happy to keep playing for a while.
I've found that the Undead are surprisingly expensive (well...if you go with the revenant options at least). I've put together a Light Catapult to serve in the Dark's arsenal. I'm 50/50 on this; it was a 'rescue project' on an MDF catapult, and some Wargames Atlantic bits, and while I think it'll do as a gaming piece it's not at the same standard as the rest of the force.
Without further ado, the Corpse-Rotted Onager: