Yu-Gi-Oh! The Sacred Cards Game Boy Adv Unlockables

Hidden Duelists

After Everyone gets their 6th Locator cards, but before boarding the airship for the FInals there are two hidden duels you can participate in:

• Go to the Aquarium. Mai will tell Magnum that she will marry him if he can defeat you in a duel.
  Duel With Magnum
• Go to the Pier. As soon as you enter the first screen go right, into the building. Bandit Keith will be waiting.
  Duel With Bandit Keith

Rare cards

• Defeat Kaiba in the art museum.
  Obelisk the Tormentor
• Defeat Yugi in the semi finals.
  Slifer the sky dragon
• Defeat Marik Ishtar in the finals.
  The winged dragon,Ra.
• Defeat odion in the Quarter finals.
  Holy beast-selket
• Defeat Strings in a duel.
  Revival Jam
• Defeat Espa Roba in a duel.
  Jinzo
• Defeat Weevil in a duel.
  Insect Queen
• Defeat Mako in a duel.
  The legendary fisherman
• Defeat Arkana in a duel.
  Dark magician
• Ante a Blue-eyes White Dragon and defeat Kaiba in the art museum.
  Blue Eyes Ulitmate Dragon and Obelisk the Tormentor
• Defeat Bandit Keith at the pier
  Zera
• Defeat Joey at the card shop
  Red Eyes Black Dragon
• Defeat bandit Kieth in Park
  Barrel Dragon
• Defeat Magnum at the aquarium. Then right before entering the blimp to get to the finals, talk to Mai and she will give you Cyber Harpie.
  Cyber Harpie
• Beat Ishizu at the Museum
  Cosmo Queen