Clerics don’t get either of your Duergar’s innate spells, but they are able to’t target other creatures and other creatures will gain over you, so there’s little enchantment there. The Duergar’s defenses are great, but only situationally handy. $begingroup$ Some, almost all, armors are covered by the greater standard rule https://dnd-gith58912.webdesign96.com/28302443/dnd-elf-bard-an-overview