Overview: The infamous Iron Blood Valkyrie pays a visit in the wake of the Necromancia attack, striking fear into the heart of... Princess Silvia?
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First Air Date: Apr 05, 2014Last Air date: Oct 10, 2017Season: 1 SeasonEpisode: 12 EpisodeRuntime: 25 minutesQuality: HDIMDb: 6.80 / 10 by 26 usersPopularity: 11.886Language: Japanese