. . "Platformer"@en . . "Game"@en . "Air Fortress"@en . . . "250"^^ . "I want to believe."@en . "Air Fortress is a game for the Nintendo Entertainment System released in 1987 in Japan and 1989 in America. The game was both developed and published by HAL Laboratory."@en . "Air Fortress is a dungeon instance that takes players into the world of the Ragnarok manhwa. On iRO, this instance is localized as Sky Fortress."@en . "—"@en . . . . . "1989"^^ . "Air Fortress is a dungeon instance that takes players into the world of the Ragnarok manhwa. On iRO, this instance is localized as Sky Fortress."@en . . "145"^^ . "E"@en . "September 1989"@en . "Air Fortress"@en . "Air Fortress is a game for the Nintendo Entertainment System released in 1987 in Japan and 1989 in America. The game was both developed and published by HAL Laboratory."@en . "1987-08-17"^^ . . "1"^^ . . . "a"@en . . . "x"@en . . "259200.0"^^ . . . "Nintendo Entertainment System"@en . .