While on a quest to stop a new threat to the Mushroom Kingdom, the Gamer Ghoul is captured by an evil wizard and made to defend the importance of gaming.
Having been mysteriously freed from his prison cell, the Gamer Ghoul explores the first floor of Wizenheimer's tower and receives help from an unexpected ally.
The Gamer Ghoul reviews the classic Super Mario Bros. Super Show episode "Koopa Klaus" for his holiday special and learns a thing or two about the Holiday Spirit.