Here is a card code its NOT rare i got it from a friend -P369GDXPXP
My agent code is P2C2RD4PXP
P2jjwkcjxp
P29RP379XP and anyone can have it
p2494w3kxp P249F7TDXP
P227jmwjxp
The best card codes ever are p32979txxp and p39ffm3pxp.
I can not tell you that but I can give you a replicator card worth ten replicators so that you can replicate your own cards to get clues.
The card that can be used to unlock all 39 Clues Cards is to put in P63726DJXP
buy a book and go to 39 clues.com and make an account and then enter the codes on the cards!
you go to my cards and go to add cards. then type in your code.
Once you get the code, go on to the 39 clues website and create an account! After you do that that click MY CARDS and enter the code.
The real code for the cards is: 273H7KXMX9
they are cards 302 - 317