Video game debut
Yu-Gi-Oh! GX Tag Force
Tag Force 5
Dean, known as Kunimasa Sawanaka in the Japanese version, is a character appearing in the Tag Force series.
Dean in Tag Force 4.
Yu-Gi-Oh! GX Tag Force 1 to 3, Dean is a teacher at Duel Academy. In Yu-Gi-Oh! 5D's Tag Force 4, he is a member of Sector Security.
Tag Force Edit
Yu-Gi-Oh! GX Tag Force and its sequels, Dean uses a Counter Fairy Deck called Fiery Teacher, which also includes " Dark Ruler Vandalgyon".
Tag Force 4 Edit
Yu-Gi-Oh! 5D's Tag Force 4, Dean uses a deck focusing on the Gladiator Beasts. He duels alongside Trudge against the Player
and Crow in the second event of Crow's story.
Tag Force 5 Edit
Yu-Gi-Oh! 5D's Tag Force 5, Dean has two types of Decks. The first is called "Enthusiastic Generation" (熱中時代, Necchuu Jidai). The second is called "Diablo SA" (ディアブロＳＡ, Diaboro SA), referring to the army of Duelbots, called Diablo.