Yu - Gi - Oh ! The Falsebound Kingdom Yu - Gi - Oh ! The Falsebound Kingdom , known in Japan as Yu - Gi - Oh ! Falsebound Kingdom ( 遊戯王 フォルスバウンドキングダム ～虚構に閉ざされた王国 ) , is the only Nintendo GameCube game in the " Yu - Gi - Oh ! " series . " Yu - Gi - Oh ! The Falsebound Kingdom " takes a different direction from the rest of the series , being more of a mix of real - time strategy and RPG elements , with gameplay very similar to that of series than the typical card battling games seen on other systems . Gameplay . It features most of the major characters from the anime and manga series as well as 177 monsters . At first the player can choose between two storylines , for Yugi Muto ( " Yugi Muto u " in the English " Yu - Gi - Oh ! " manga and Japanese versions ) and Seto Kaiba , but later the player can get one for Joey Wheeler ( " Katsuya Jonouchi " in the English manga and Japanese versions ) as well . Yugi Story . The Yugi storyline involves Yugi , as well as Joey , Tristan Taylor ( " Hiroto Honda " in the English manga and Japanese versions ) , and Téa Gardner ( " Anzu Mazaki " in the English manga and Japanese versions ) being invited to the testing of the virtual reality game " Kingdom , " created by the company SIC . When they enter the game they soon find themselves trapped within it , and they must summon the help of the game ' s characters and monsters in order to defeat the game ' s villain , Emperor Heishin , and ultimately stop the plans of the game ' s designer , Scott Irvine , to control the three Egyptian God Card s . At one point in the Yugi storyline , some of your friends are brainwashed and you must fight them . Team Members ( Yugi ) Kaiba Story . Kaiba ' s storyline features Seto Kaiba and his brother Mokuba Kaiba , who are also trapped in the game . Initially they work for Emperor Haysheen ( Heishin ) , but Kaiba soon turns against the Empire . A climactic plot event in both stories occurs when Mokuba is kidnapped , and Scott forces Kaiba to battle against Yugi . At the end of both storylines is a segment taking place within a secret room leading from the game ' s fantasy environment to the inner workings of the computer that is running the game itself . Either team must defeat Scott Irvine as well as the enemy DarkNite , wielder of one of the God Cards ( Obelisk the Tormentor ( translated as The God of the Obelisk in the English manga ) in Yugi ' s story , Slifer the Sky Dragon in Kaiba ' s ) . After beating one story , the other storyline becomes harder , with higher level monsters ; this is probably due to the ability to carry over monster stats from one story to the next . In this harder mode there is an additional villain , Nitemare , who has the God Card at level 99 . Team Members ( Kaiba ) Joey Story . Joey ' s storyline is a prequel to Yugi ' s and features some minor characters from the other storylines . Its main villain is Marik Ishtar who uses The Winged Dragon of Ra ( translated as Sun Dragon Ra in the English manga ) . Team Members ( Joey ) The game also includes a Challenge Mode consisting entirely of battles . List of monsters . This is the list of Duel Monsters featured in this game including the Fusion and Ritual Monsters in order of the Monster Selection . Where there are changes to the Real Life game , these will be listed . It should be noted that some monsters keep their OCG artwork even in the English version of the Game ; therefore suggestive monsters , such as Enchanting Mermaid have not changed their appearance .