I'm happy you found the playstyle ideas helpful! I understand having a purposeful build is admittedly only 1/three of your puzzle. The rest is gearing and knowing tips on how to use it. To answer your issue on Dreadnaught vs. Fatesinger, I am supplementing the build build with Dreadnaught mainly https://manuelrlcul.dbblog.net/1371036/5-simple-statements-about-how-tall-are-goblins-dnd-explained