User blog comment:B214/Volume 23 discussion blog/@comment-172.58.17.208-20170402060034/@comment-31137559-20170402212841

And we don't know how legitimate this is. but Azazel said that Sirzechs in his true form could easily defeat Hades. We don't know for sure if that is true. But just the fact that Azazel thought that is a testament to Sirzechs' strength and also considering that Hades is one of the Top Tens.