At some point just have his devil shinigami Quincy and hollow powers merge together with shinigami as the base so he can use Kido and magic and eventually awaken the phenex bloodline.
Haha! Can’t wait for the staple of DxD fan fiction. The crushing of Raiser is like the ultimate boner inducing scene. More points if his regeneration just makes him suffer more haha.
Thanks fo writing this.
King_Gluttony