User blog comment:Insistente/Where's Masaki's Soul?/@comment-7488132-20130514133414/@comment-4207271-20130514141658

Maybe the use of Heilig Pfeil is essentially a form of Human Kido and Quincies are all reincarnated Shinigami of above average power? It all might have been an experiment by the Soul King or a Shinigami Scientist ie. Ran Tao (I know she is filler, but the idea had to come from somewhere)