User blog comment:Xilinoc/Ch. 682 - The Two Sided World End/@comment-26091912-20160713132058/@comment-1970092-20160714134830

The link between Shunsui's Shikai and Bankai is "playing pretend" (though there is probably a better word for it). His Shikai has children's games and the Bankai has theater plays, but either way, they're just "playing around"~