Once Yugi and his friends reach Duelist Kingdom, Pegasus announces that there are many strange secrets on the island which will make his ultimate tournament unlike any they've ever had. But when Weevil begins to use these mysterious new rules against Yugi in a duel, Yugi must not only figure the rules out, but master them if he's to survive!

Joey's last ditch effort, his lucky Time Wizrad card, fails against Bandit Keith's zombie monsters. But as his lucky streak comes to an end, will his improving skills as a duelist and his love for his sister inspire him to victory?

Kaiba descends to the kingdom to face Pegasus. Has Kaiba changed since his battle with Yugi, or is he still the same merciless duelist? A battle between Kaiba's Blue Eyes White Dragon and Joey's Red Eyes Black Dragon holds the answers!

After Yugi defeats Weevil's first wave of Duel Monsters, he's shocked to discover that Weevil has one last trick up his sleeve; a ravenous Great Moth that grows in power with every turn! Can Yugi find a way to destroy this winged beast before it destroys him?

Yugi must duel a magical doppelgänger of Kaiba, created from the greed and power lust Yugi wiped from Kaiba's soul. But with his best cards resting at the bottom of the ocean, Yugi must discover a new strategy if he's to survive fake Kaiba's powerful Blue Eyes White Dragon!

Yugi and Joey pool their strengths and manage to fend off their opponents' monsters, but things are about to change as the Paradox Brothers summon the almighty Gate Guardian, a monster that reflects all attacks. Is Joey helping Yugi in this duel, or his lack of experience sealing their fate for defeat?

If Yugi is eliminated from the tournament, Kaiba Corporation's crooked Board of Directors will transfer control of the company from Kaiba to Pegasus! Kaiba's younger brother, Mokuba, challenges Yugi to a duel not only to protect his brother's company but to regain their honor! Is Pegasus successfully manipulating possible allies against each other?

Yugi begins spinning a strategy to put the Blue Eyes Ultimate Dragon to rest, but he must decide whether to claim victory or spare Kaiba his life. Yugi's heart is split in two!

Yugi and friends take a break from honing their card-playing skills to watch Weevil and Rex Raptor compete in the Duel Monsters Regional Championship. When Yugi opens a package from Duel Monsters creator, Maximillion Pegasus, Yugi is forced to face him in the mysterious Shadow Realm, where all the monsters and magic are real.

The fisherman duelist Mako, the master of the Sea Deck, baits Yugi into a duel on his own Sea playing field for a home field advantage. Can Yugi adapt to these new settings to turn the tide of battle?