User blog comment:B214/High School DxD EX/@comment-31137559-20170415223307/@comment-31137559-20170417123228

Yeah the Seven Great Seraphs would represent the 'Seven Archangels.' I just wonder if Muchael, Raphael, and Uriel were the only Seraphs that went into the barrier. And they would be trying so hard to make Dulio one of the Great Seraphs. Poor guy. XD