Yu-Gi-Oh! World Championship 2008/Duelists

Bastion Misawa
Condition: Clear all Structure Deck Duels at the coliseum.

Tyranno Hassleberry
Condition: Defeat everyone one on the map five times and then finish the Theme Duel.

Maximillion Pegasus
Condition: Clear all 5 of Guardian Sphinx's Duel Puzzles

Jaden Yuki
Condition: Clear the Chaos Neos stone challenge

Adrian Gecko
Condition: Clear the Exodius stone challenge

Bandit Keith
Condition: Total summon 1000 times

Atticus Rhodes
Condition: Clear the Neo Daedalus stone challenge

Jesse Andersen
Condition: Clear the Rainbow Dragon Sealed Stone challenge.

Marik Ishtar
Condition: Reach 200 hours of gameplay.