To answer your issue on Dreadnaught vs. Fatesinger, I'm supplementing the build build with Dreadnaught mainly because for one particular - I'm using the Shadowdancer epic strike. This strike is woven into the build as it's AoE, applies a debuff, deals power damage, and most importantly: procs the paranoia/dark imbuement https://tiefling-sorcerer60580.ivasdesign.com/49856524/not-known-factual-statements-about-d-d-eberron