Blade of the Immortal: Episode 13 (Wind, 風) is the thirteenth and final episode of the Blade of the Immortal anime based on the manga series by Hiroaki Samura. It's original release date was December 29, 2008.
The paths taken by all the surviving characters are shown. Rin abolishes her hesitations and trains with utter devotion. Meanwhile the tactics of the Mugai-ryū seem to have sealed Anotsu's fate.