The update will add a boss rush mode, as well as add new skins to Sekiro's collection. For the main character, the skins of "Tengu" and "Shinobi of Old Ashina" will become available. The costumes can be unlocked by playing through the game.
The boss rush mode will allow players to re-defeat the main villains, as well as test their strength in battle with them, I have only one chance of a mistake.
Among other things, "Phantoms" will appear in the game. This is an opportunity to record 30 seconds of your actions and share them with others. Mechanics similar to the inscriptions in Dark Souls will help players with difficult locations when passing.
The new free add-on will release on October 29, 2020 on PC, PS4 and Xbox One. Also in October 2020, the game should appear on Google Stadia.