User blog comment:B214/Shin DxD 1 discussion/@comment-39.51.215.62-20180719200510/@comment-28884330-20180719202515

Crom can be easily dealt with by Ddraig and Rias in her Balor form is not up to par with DxD Issei. Even more, Ignvild carries the power to possibly turn Crom against Rias's team.

As it is, Issei's team just straight up outclasses Rias'.