Yu-Gi-Oh! - Racconti Oscuri, , released in Japan as Yu-Gi-Oh! Duel Monsters III: Tri-Holy God Advent (遊戯王デュエルモンスターズＩＩＩ　三聖戦神降臨 Yūgiō Dyueru Monsutāzu III Torai Hōrī Goddo Adobanto), is a Game Boy Color video game and the third title in the Yu-Gi-Oh! Duel Monsters series, following Yu-Gi-Oh! Duel Monsters II: Dark duel Stories and followed by Yu-Gi-Oh! Duel Monsters 4: Battle of Great Duelist. Dark Duel Stories was released in Japan on July 13, 2000, in the United States on March 19, 2002, and in Europe (in English, French, German, Italian, and Spanish) in March 2003.

It was the first Yu-Gi-Oh! video game to be released outside of Japan, being released the day before Yu-Gi-Oh! Forbidden Memories. Prior to the game's official English release, 250 copies of Dark Duel Stories were distributed to United States viewers of Kids' WB! as part of the "Duelin' Monsters Giveaway", which was held from November 12 and 17, 2001.

Players of the game can trade and battle with other players using a link cable.

The subtitle of the game's Japanese name, Tri-Holy God Advent, refers to the coming of the three Egyptian Gods in the next game, Duel Monsters 4: Battle of Great Duelist. This is hinted after the game's ending credits, which feature the Egyptian Gods and the text "to be continued".