Paradox Brothers' dungeon

The Paradox Brothers' dungeon is a location underground where Yami Yugi and Joey Wheeler duel there.

Biography
It belong to Para and Dox, the two ninjas, underground has the two doors to select after they win the duel. The maze was flooded as Suijin had intended. Summoned Skull destroyed Suijin as Yammi had intended to. The B. Skull Dragon destroyed the Gate Guardian and Yami selected the first door the exit.