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Increased Duel Speed

• submitted by Zen
• posted May 17, 2007
• 0 of 0 confirmed this cheat

To increase the duel speed to 2x normal, hold down L while selecting a duelist until the duel starts.

Unlock the Limitation Option

• submitted by Zen
• posted May 17, 2007
• 0 of 0 confirmed this cheat

To unlock the limitation option achieve a 100% completion rating. Now, restricted cards will no longer be restricted.

Unlock Hidden Duelists

• submitted by Zen
• posted May 17, 2007
• 0 of 0 confirmed this cheat

Bandit Keith - Beat all tier 2 duelists 5 times each. Have a Barrel Dragon card in your trunk and none in your deck.

Bonz - Beat all tier 1 duelists 3 times each. Open at least five Barrel Dragon booster packs.

Duel Computer - Beat all tier 5 duelists 15 times each. Duel Seto Kaiba three times in a row, and on the fourth time, the duel computer will be unlocked.

Espa Roba - Beat all tier 1 duelists 3 times each. Open at least five Red Eyes Black Dragon booster packs.

Ghouls (random) - Beat Bandit Keith, Joey Wheeler, Mai Valentine, and Pegasus seven times each.

Ghouls (selectable) - Beat Marik Ishtar once.

Ishizu Ishtar - Beat all five Ghouls ten times each. You must use a deck without any magic or trap cards to duel Ishizu.

Joey Wheeler - Beat all tier 2 duelists 5 times each. Have a Jinzo card in your trunk and none in your deck.

Mai Valentine - Beat all tier 2 duelists 5 times each. Have a Harpie Lady card in your trunk, and no Harpie's Feather Duster card in your deck.

Mako Tsunami - Beat all tier 1 duelists 3 times each. Open at least five Black Luster Soldier booster packs.

Marik Ishtar - Beat each of the five Ghouls once.

Maximillion Pegasus - Beat all tier 2 duelists 5 times each. Have at least one of: Toon World, Blue-eyes Toon Dragon, and Toon Summoned Skull cards in your trunk.

Rex Raptor - Beat all tier 1 duelists 3 times each. Open at least five Blue Eyes White Dragon booster packs.

Seto Kaiba - Beat Bakura, Mai, Joey, Ishizu, and every Ghoul ten times each.

Shadi - Beat Bakura, Yugi, Mai, Joey, and every tier 4 and tier 5 duelist 10 times each.

Simon - Beat all tier 5 duelists 15 times each. Duel either Tea, Tristan, or Truesdale three times in a row and on the fourth time, Simon will be unlocked.

Weevil Underwood - Beat all tier 1 duelists 3 times each. Open at least five Black Skull Dragon booster packs.

Yami Bakura - Beat all tier 5 duelists 15 times each. Duel Bakura three times in a row, and on the fourth time, Yami Bakura will appear and be unlocked.

Yami Marik - Beat all tier 5 duelists 15 times each. Duel Marik three times in a row, and on the fourth time, Yami Marik will appear and be unlocked.

Yami Yugi - Beat all tier 5 duelists 15 times each. Duel Yugi three times in a row, and on the fourth time, Yami Yugi will appear and be unlocked.

Unlockable Booster Packs

• submitted by Zen
• posted May 17, 2007
• 0 of 0 confirmed this cheat

Blue Millennium Booster - Beat Rare Hunter ten times.
Blue Premium Booster - Beat Yami Yugi twenty times.
Blue/Green Millennium Booster - Beat Strings ten times.
Dark Ruler Hades Booster - Beat Bandit Keith ten times.
Gold Millennium Booster - Beat Odion ten times.
Green Premium Booster - Beat Simon twenty times.
Guardian Sphinx Booster - Beat Pegasus ten times.
Jinzo Booster - Beat Weevil ten times.
Orange Premium Booster - Beat Yami Marik twenty times.
Pink Premium Booster - Beat Yami Bakura twenty times.
Purple Millennium Booster - Beat Umbra and Lumis ten times.
Purple Premium Booster - Beat the Duel Computer twenty times.
Red Millennium Booster - Beat Arkana ten times.
Relinquished Booster - Beat Rex Raptor ten times.
The Masked Beast Booster - Beat Maku Tsunami ten times.
Thousand-eyes Restrict Booster - Beat Bonz ten times.
Toon Summoned Skull Booster - Beat Espa Roba ten times.
Yamata Dragon Booster - Beat Joey Wheeler ten times.
Zombrya the Dark Booster - Beat Mai Valentine ten times.

View the End Credits Code

• submitted by Zen
• posted May 17, 2007
• 0 of 0 confirmed this cheat

After viewing the credits once, enter this code at the selection screen to view them again:

Up, Up, Down, Down, Left, Right, Left, Right, B, A.

All Cards Cheat Code

• submitted by Zen
• posted May 17, 2007
• 0 of 0 confirmed this cheat

To receive all cards, and only after beating every duelist 20 times, enter the following code at the title screen:

L, R, Select, A, B, Left, Right, Up, Down, Start.