User blog comment:Godisme/Deicide 2/@comment-1774413-20100416060749

but he is not a human godisme... he is shinigami.

Im thinking about what tessai stated about the hogyoku, he said its power was something entirely different to reiatsu, maybe that will figure into it.... maybe it will give Aizen the ability to break down barriers between dimensions (say to the soul kings dimension) without the need to create a kings key.