Seirei Tsukai no Blade Dance Extra summary: A collection of side stories released with the blu-rays of the Seirei Tsukai no Blade Dance anime. Extra.1 – Great Festival of the Spirits at the Imperial Capital Extra.2 – Est Looking After the Sick Extra.3 – The Princess’ Confidential Part-time Job Extra.4 – Hunting the Legendary Giant Bust Spirit! Extra.5 – The Terrifying Mystery Hotpot Battle Extra.6 – Elementalists on Break