Marik, with the help of Bakura, kidnaps Joey and Téa. The Rare Hunters also kidnap Mokuba to force Yugi and Kaiba to take on tag team duelists Umbra and Lumis on top of a skyscraper. The losers will be sent plummeting into the Shadow Realm.

Marik ensnares Joey in a Shadow Game where each duelist's heart is linked with his monsters... literally! Every time a monster received damage, the duelist feels the pain instead!

Mai has joined the enemy! Is she brainwashed, or is there some deeper reason for her unexpected transformation?

After Duke's all-powerful Orogoth The Relentless dices Yugi's entire cadre of monsters into shreds, Yugi only has one turn left before he loses all his heart points! Yugi's last hope rests in one final dice roll in the thrilling conclusion to Dungeon Dice Monsters!

Yugi and his friends discover that in order to return home to the real world they must pass a series of tests: the Five Sacred Trials. The first of which pits them against enormous sand worms and a mysterious voice that travels with the desert wind.

It's a Wild West showdown between Yugi and his fiercest challenge yet: Rafael and his guardian monsters.

Yugi crumples in exhaustion under the crippling power of the Shadow Game. His friends yell desperate encouragement, but their voices cannot penetrate the sphere of darkness. Yugi's chance at victory is slipping away, as is his life!

The origin of Duel Monsters is revealed. Using the magic of the Millennium Necklace, Egyptian historian Ishizu Ishtar shows Kaiba how Duel Monsters was played millenniums ago.

In exchange for Joey's freedom, Yugi agrees to give up Duel Monsters forever if he loses. Unfamiliar with the rules, Yugi gets off to a rough start. His chances do not improve as Duke reveals that he designed Dungeon Dice Monsters with Pegasus's aid! Can Yugi learn the new complex rules, much less form a strategy, before he is soundly defeated?

Dartz summons the thundering Orichalcos Shunoros to pound the Pharaoh and Kaiba into pancakes!