User blog comment:B214/Volume 23 discussion blog/@comment-31764731-20170418200747/@comment-26926813-20170420075254

Lol, Fenrir are comparable with Ddraig and Albion in their primes, that mean that Heavenly Dragon's are part of the top-10 beings, which mean Apophis and Azi-Dahaka who was defeated by Issei DxD G and Vali DxD L are also in that top, because they are equal to Ddraig and Albion in thier prime. And Crom are surpass it.