User blog comment:Crimson and Darkness/Volume 25 discussion blog/@comment-2602:306:CD9A:C860:C1FD:DC65:EA11:D29C-20180506014209/@comment-2602:306:CD9A:C860:C1FD:DC65:EA11:D29C-20180506045418

So the only thing Issei's team lacks is knowing how to function without being so dependant on Ravel. That's an interesting take considering the number of advantages his team have over Rias team.