Synonyms: The Testament of Sister New Devil: Burst
Japanese: 新妹魔王の契約者 BURST
Aired: Oct 10, 2015 to Dec 12, 2015
Studios: Production IMS
Genres: Action, Ecchi, Fantasy, Harem, Romance
Rating: R+ – Mild Nudity
MAL: Shinmai Maou no Testament Burst
While Basara, Mio, and Yuki have picked up their seemingly ordinary lives, they were attacked by magic-wielding humans when preparing for the upcoming sports event. Basara tries to become stronger by strengthening the testament when Rukia, Maria's sister, suddenly appears. Unknowingly, the war deciding the future of the demon realm has started.