User blog comment:B214/Volume 23 discussion blog/@comment-31.11.129.16-20170319171256/@comment-10330822-20170319172903

Ophis's full power should be beyond even Typhon and his team's. This means that if Issei uses both Ophis and Lilith, he should be able to use DxD G without issue and defeat Typhon.

The problem is the rest of the teams.