6x21 The Invisible Enemy! Hitsugaya's Merciless Decision
First Aired: Jun. 20, 2007 on Adult Swim
Summary: Hitsugaya finds a discovery that helps them in the battle aganist the Arrancar they are battling that it can shapeshift into other souls. And they find out Yui is a clone of the Arrancar. Hitsugaya and group are trying to protect Shōta and figure out a plan to beat the Arrancar.
Guest Stars[no credits found]