User blog comment:Xilinoc/Ch. 554 - Desperate Lights/@comment-1771627-20131023150236/@comment-11051098-20131023163533

Knowing Kenpachi, I wouldn't be surprised if he showed up and killed a Sternritter in their Vollständig-form with a simple swing of his Zanpakutô, with a comment like "that's it?". Sort of how he killed Giriko in the Fullbring arc.