Soul Shrines == Block Line Of Sight
Busted Soul Shrines == Good Cover to shoot from behind!
I have four that aren't busted, three that are. I wasn't going to break any in my original plan, but I did such a bad job of cutting the last three that this was the only way to put them out of my misery.
I've been trying to create the look of Eldar stuff that's been hammered with Marine firepower. We'll see how it goes.
I think the plan of trying to stick the foam to the plasticard by using drywall compound is probably a bad idea, though.