You can't. only three codes were possible, And they were already used.
i dont know any but you can only use them once so if there is anyone here then it probly has been used.
Once you use a card code it can't be used again.
You have to buy packs of The 39 Clues cards to get the card codes. Card codes can only be entered into one person's card gallery, so you can not use a card code that someone else has already used.
You need to get your own card as card codes can only be entered into one person's card gallery. You can not use a card code that someone else has already used.
Card codes can only be entered into one person's card gallery, so you can not use a card code that someone else has already used.
All of the codes are different for each book so you have to buy a book, or use a code that no one used yet.
after you sign in, go to unlock items online then enter the card-Jitsu codes.
The player must get the card entry machine in spectrobs origin to use the card codes. The player gets the card entry machine after defeating the 4th planet.
I can give you some but you have to give me your account or if you want i could give you the codes for 1 of your codes my brother dosent use his i didnt use his codes either so you have 4codes non used
You need to get your own card as card codes can only be entered into one person's card gallery. You can not use a card code that someone else has already used.
You need to get your own card. Card codes can only be entered into one person's card gallery, so you can not use a card code that someone else has already used.
You get Card Clues by completing Card Combinations. To complete a Card Combination, you need to add the right cards to your Gallery by using the code on one of the cards. Card codes can only be entered into one person's card gallery, so you can not use a card code that someone else has already used.