User blog comment:Trihexa/Top 10 Most Powerful Beings In The World (Unofficial)/@comment-185.112.105.215-20170424163319/@comment-26926813-20170424183847

Looks like Sirzechs somehow comparable with Crom, because when Ddraig see Sirzches true form he was leaked his breath. Or Sirzechs comparable with Ddraig. So HD are 10x Satan class or around that