#1 - Sept. 21, 2015, 11:36 p.m.
Only Xeph ammy helps with Exorcists, but running an immunity amulet takes away from the damage of your top-end amulet (be it Hellfire or whatever). Sure, you could cube it, but I'd say 99% of people have RoRG or CoE as their cubed rings they run, with them being entirely necessary.