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High School DxD Hero: Taiikukan-ura no Holy
Japanese: ハイスクールD×D HERO体育館裏のホーリー
Premiered:
Plot Summary: Alternative version of final four episodes of High School DxD BorN.
Genre: Action,Comedy,Demons,Ecchi,Romance,School,Harem
Aired: Apr 10, 2018
MAL Score: 6.88
Status: Finished Airing
Synonyms: High School DxD Hero Episode 0