There are various different ways to unlock packs. Try beating everyone you come across 3 times. That should unlock a lot. Some can only be unlocked through story mode. Look on gamefaqs.com. That should tell you more.
You can't.
Summon it in a duel
no but if u find it let me know
you need to win at lest 50 duels in free duel mode
take a real yugioh card, then look in the bottom left hand corner, take the code and enter it on the game.
You can't.
maybe , maybe not. A real question would be, can yugioh championship 2008 NOT trade with yugioh gx? Does anyone know how to unlock Sonic in Super smash Bros. Brawl?
Summon it in a duel
beat all the brainwashed duel spirits
Yes, it can be obtained in the Stardust Overdrive Booster Pack once you unlock it (to unlock the Booster Pack, talk to MC (New Domino City/Stadium Lobby) and go to the Stadium to defeat all Signer Shadows. [Your Life Points are not reset between each duel])
no but if u find it let me know
The only way to unlock Raging Battle is to beat all the dark siners in a duel, and turbo duel. BUt, the only way to do that, is to battle them all all of them in a row, with only 8000 life points for all of them, it does not recharge after each. Then you have to go through the same thing, but turbo dueling them all! Then talk to Crow at the Old HIghway, and you will unlock it.
you need to beat all the lv 4 duelists at least 5 times
you need to win at lest 50 duels in free duel mode
Use AR codes to unlock CPU duel in World Championship mode.
yes they are in "Ancient Prophecy" & Stadust Overdive" packs the following link shows how to unlock all pack's- http://www.gamefaqs.com/boards/genmessage.php?board=978594&topic=53671965
To unlock "The Lost Millenium", you must defeat each of the following Duelists 3 times each:AnnaGushizawaHashinoshimaHidekiIgusaMitchieOdaRossiRoySugimotoTorino