There are a total of three different dorms in "Yu-Gi-Oh! GX: Duel Academy" that you can be a part of. Each dorm is named after an Egyptian god card and is color coded. Slifer Red is the lowest-ranked dorm and your default dorm when you start the game. Ra Yellow is the second-highest ranked dorm. Obelisk Blue is first. If you want to gain entrance into Obelisk Blue, you must defeat one of its members in multiple duels.
Instructions
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1
Go to the Classroom, Duel Arena and Harbor during the weekdays and find Chazz. Chazz will not be there during the weekend.
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2
Challenge Chazz to a duel.
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3
Defeat Chazz a total of 10 times. Once you have defeated Chazz 10 times, you will be able to join Obelisk Blue and will be exempt from the current month's exam.