[b]Alternate names[/b]: Yami (before season 5), The Nameless Pharaoh (before season 5), Dark Yugi, [[Atem]].

The spirit of Pharaoh [[Atem]] that has been sealed in the [[Millennium Puzzle]]. He is the main protagonist of the original [[Yu-Gi-Oh! Duel Monsters]] series, along with [[Muto Yugi|Muto Yugi]]. 

After Yugi solved the Millennium Puzzle, Yami Yuugi resided in Yugi's body and would take possession of it when Yugi or his friends were in danger. After Yugi became fully aware of Yami's existence, Yugi could voluntarily give control of his body to the Pharaoh.
闇遊戯