User blog comment:Xilinoc/Ch. 570 (I can't think of a witty title at 11 pm)/@comment-2211792-20140226155303/@comment-2211792-20140227052445

"Turning your back to your opponent? You must be underestimating me."

Which part of that is mocking Rukia and how does that make it what a character we've seen for the first time would say?