User blog comment:Piyush Banerjee/Shin DxD 2 discussion/@comment-2601:87:8300:20D0:9C9F:5F51:1F55:4EF4-20181224054130

I have no proof of this but based on how the spoilers sound on the first round, I think the final round RG are straight up beat the king game with no special rules.