Umbrals....

[ComTrav]

I had better luck with Sirrushes (in SP) as C'tis, because they're poison immune.

With the high MR and Army of Lead, you'd better have penetration items for Soul Slay to work.

What era is this? Arco/Agartha are both in every era. I'm guessing MA because you said you had so many Astral mages.