User blog comment:B214/Volume 22 spoilers/@comment-24552694-20160923205503/@comment-24941352-20160926063115

"I agree with sky-Dragon-Twilight most likely becoming a evil piece if you are a high class devil nullifies your rights to create your own peerage"

I don´t think so Collbrand otherwise Issei wouldn´t get his own peerage. He is still Rias Pawn and that will never change.

And Sky Dragon i goes Robertina name is Hyoudou, because her fathers name has more weight in the future world. Future Gasper told Azazel, in the future it gives now more super devil and he is one. So i guess Issei will be one himself