Anvil and Condemnation

Throughout the novel, i've been thinking that g3 messed with the Classes and rankings system for NC, but reading this fight my first thought was "why condemnation seems to be just swinging it's arm tô hit anvil? Shouldn't the NC over demons have mystical powers?". The Cursed Tyrant died without doing nothing besides punching and using it's will, where are it's powers as a former devil?. The Last NC that seemed truly frightening were the Plages back in Antarctica, especially Winter beast