Yugi, Joey, Téa, Tristan, and Yugi's grandfather Solomon are pulled into a world where Duel Monsters are real. They find monster capsules that they can use to summon monsters. However, in this strange new world, they battle monsters and when their own monsters are attacked, they feel the pain.

继进取队出动之后，本作再次以不可思议的迷宫系列改编，里面的宝可梦都会说人类的语言。一个小男孩变成了波加曼，和小火焰猴组成胖可丁手下的探险队而展开救难的冒险。他们在向日花怪协助下完成了首次冒险。