Board Thread:Versus Debates/@comment-5936871-20160126112547/@comment-27660682-20160130031656

Also there is 0 evidence the yata mirror was used to block kirin. Itachi likely didnt form the part of susanoo that contains the yata mirror fast enough hence why his susanoo was destroyed by kirin and he was in the ground. The yata mirror isnt festless, it changed size, deflected a sword, was called to make itachi invincible by a person who has seen all of shinobi history, and the databook confirms extra details about it.