"Mystery of the Space Pirate Ship"@en . . . "23"^^ . "Uch\u016B Kaizoku Sen no Nazo"@en . "121"^^ . "TBA"@en . "\u5B87\u5B99\u6D77\u8CCA\u8239\u306E\u8B0E"@en . "1987-12-25"^^ . "121"^^ . "Mystery of the Space Pirate Ship is the twenty-third episode of Transformers: The Headmasters. It first aired in Japan on December 25, 1987 on Nippon TV."@en . "TBA"@en . . . "Mystery of the Space Pirate Ship"@en . "The Mystery of the Pirate Ship"@en . "300"^^ . . . "Mystery of the Space Pirate Ship"@en . . "Mystery of the Space Pirate Ship is the twenty-third episode of Transformers: The Headmasters. It first aired in Japan on December 25, 1987 on Nippon TV."@en . . . . . "TBA"@en .