User blog comment:B214/Shin DxD 1 discussion/@comment-77.182.77.151-20181101185716/@comment-86.156.84.200-20181104190239

Personally I think the fact Issei Devil powers are artificially produced by the Evil Pieces is the key to Issei making all of his powers work together. Ddraig and Ophis have altered his evil pieces alot it makes me wonder how much will Great red and the 12 heavenly Breast will change them.