User blog comment:Piyush Banerjee/Shin DxD 2 discussion/@comment-2607:FB90:2B75:A22:FEFD:1F6D:F1A3:5EFD-20181224001250/@comment-2607:FB90:2B75:A22:FEFD:1F6D:F1A3:5EFD-20181226144839

I see sairaorg catching up with pseudo DXD mean issei before his fight with apopish issei went from ultimate class in CXC to transcendental class in true DXD. So sairaorg in BTB is upper maou class or low tier god class so unlocking a state beyond BTB would be somewhere in transcendental class.