User blog comment:Lia Schiffer/400: Deicide 2/@comment-1713487-20100416042733

...So now Aizen will use the Hogyoku to evolve? Seriously? The most powerful creation of Urahara is no more than an over-glorified Shiny Stone? N.O.

But on that note, the whole Isshin vs Aizen did resolve the issue of Isshin being above normal Captain class at least. Which means there's still hope to see the Royal Guard at work!