. . . . . . . . . "The Black Shadow of the Misty Valley (\u9727\u306E\u8C37\u306E\u9ED2\u3044\u5F71 Kiri no Tani no Kuroi Kage) is the twenty-first episode of Hikari Sentai Maskman. It is the second of a three-part story, introducing second mecha Galaxy Robo."@en . . "Ep. 21: The Black Shadow of the Misty Valley"@en . . . "Ep. 22: The Winds and Clouds of an Aura Storm!"@en . "Hikari Sentai Maskman"@en . . "Ep. 20: A Trap! The Sinking Giant Robot"@en . "The Black Shadow of the Misty Valley (\u9727\u306E\u8C37\u306E\u9ED2\u3044\u5F71 Kiri no Tani no Kuroi Kage) is the twenty-first episode of Hikari Sentai Maskman. It is the second of a three-part story, introducing second mecha Galaxy Robo."@en . "21"^^ . "1987-07-18"^^ . . . . . .