Urahara Appears! Stop Aizen!

Urahara and Yoruichi arrive to stop Aizen. Urahara had prepared a few tricks for the fight, including some special armor for Yoruichi. Urahara, Yoruichi, and Isshin all engage Aizen, but with every passing second, he becomes stronger and changes his appearance due to being infused with the Hogyoku. Meanwhile the battle between Ichigo and Gin continues. The episode ends with Rangiku running towards Gin.