Madoū Senki: Deep Dungeon (魔洞戦記 ディープダンジョン?, lit. The Hell Cave of the Military History: Deep Dungeon), also called Deep Dungeon: Madou Senki, According to Square Enix, it was the first 3D dungeon crawler RPG for the Famicom console. It was released on December 19, 1986.

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