|Video game debut|
Soitsu is a character version of the card, "Soitsu".
Soitsu appears in the video games, Yu-Gi-Oh! GX Spirit Caller. In GX Spirit Caller, he appears as a Duel Monster Spirit. By beating him a few times, he can be unlocked for use by the player. He can be found at the east side of Duel Academy.
In GX Spirit Caller, Soitsu has the ability to allow the player to answer the test questions easier. To improve this ability, the player has to level up the spirit by Summoning the corresponding card in a Duel and winning.
In GX Spirit Caller, Soitsu uses a Union Monster Deck tilted, "Union!".