User blog comment:B214/Volume 23 discussion blog/@comment-31764731-20170418173933/@comment-95.90.224.203-20170419095140

That with Trihexa would be bullshit. He already has his Devilpowers. I don`t think he will suprass Issei anymore it is near the End of the Story. And it would be a fucking bad Story if the Rival is always better (like Naruto, shit manga #1) with everything like Background, Powers, Strength.