User blog comment:Godisme/The ever evolving Sosuke Aizen/@comment-1405841-20100910220741/@comment-2196927-20100912032822

Cool argument. But I really don't want there to be another villain past Aizen. I think Aizen is as far as we will get. In stories, if you introduce the villain too late, no one cares for him and he's just a filler. Aizen has always been in bleach so he fits in well. But if someone came in right now, no one would think he's better than Aizen. So I doubt it.