Not many people are willing to give you your cards, just because they're only used once. But, there are some reusable ones I'm able to give you.
Card 1 : Surveillance Camera - 24GF4X6KX2
Card 400 : Bookworm with an attitude - G69GXC6M9T,
Card 401 : The Wannabee Ninja - G69KDKD49T,
Card 402 : Pint Sized Assassin - G69JT2RM9T,
Card 403 : Clue Hunters Best Friend - G69J7X9H9T,
Card 404 : The Spy Kit - G69CTWHC9T,
Card 405 : Surveillance - G69CKR3K9T,
Card 406 : Agent training - G69DMK929T,
Card 407 : The Underdogs - G69GJPMM9T,
Card 408 : The Spaz - G69HJP9G9T
Card 409 : Spy Training - G69H29K99T
Card 410 : Natalie's Strategy - G69D22369T,
Card 411 : Spy Photo - G69JWR249T,
Card 412 : The Pit Bull - G69D2X9N9T,
Card 413 : Ninja Boy - G69K3JP99T,
Card 414 : The Pup - G69JTFHR9T,
Card 415 : The Smallest Assassin - G69GJ9TF9T,
Card 416 : The Bookworm - G69GF9HN9T,
Card 417 : The Shadow - G69G6dTM9T,
Card 418 : The Clue Fetcher - G69KD97K9T,
Card 419 : Librarian in training - G69FF22C9T,
Card 420 : Tokyo Dan - G69FN4KK9T,
Card 421 : The Unreliable Uncle - G69HJ37R9T,
Card 422 : Arctic Holt - G69D4X4P9T,
Card 423 : The Hunted - ??????????,
Card 424 : Ninja Dweeb - G69D9CT39T,
Card 425 : The Secret Weapon - G69KC9GH9T ,
Card 426 : Undercover Cahill - LUCIANCLUE,
Card 427 : The Embassy - HOPECAHILL,
Card 428 : Airline Tickets - THETICKETS,
Card 429 : The Frozen Road - GUIDEBOOK1,
Card 430 : Scrambled Cities - AUGUST1109,
Card 431 : The Clue Hunter - ARROW4CODE,
Card 432 : Madrigal maze - ??????????,
Card 433 : Madrigal Down Under - MANINBLACK,
Card 1000 : DesertSquall1 - P2DTMN4WXP,
Card 1006 : PlatinumSecret2 - P2222329XP,
Card 1010 : CleverCobra2 - P22229F6XP ,
Card 1070 : ArtisticSolver1 - P2224RTNXP,
Card 1071 : GoingSurprise1 - P22264TJXP,
Card 1244 : NebulaAmber1 - P222HG3DXP,
Card 1267 : InfiltrateMadrigal1 - P222JCDHXP,
Card 1326 : IntelligenceAgent1 - P222MR4HXP,
Card 1333 : CrimsonDagger1 - P222NDCFXP,
Card 1443 : StormButterfly1 - P222WJFRXP,
Card 1407 : PlatinumLlama1 - P222RPDNXP,
Card 1464 : MadrigalOperative1 - P222XK7HXP,
Card 3018 : ResistanceWriter1 - P227FP9PXP,
Card 3160 : BlueClassified1 - P227NWXJXP,
Card 7886 : Decoctingjet5 - P22NXXD7XP,
Card 8617 : CommandoCastle1 - P22RJFWKXP,
Card 8851 : HiddenSpecialist1 - P22T39HTXP,
Card 8978 : IntelligenceDecoy1 - P22TDFKKXP,
Card 74061: DecodingChasing13 - P2FGD64NXP,
You can get 1 Book Card Clue from each of the 10 books by adding the cards from that book to your gallery in My Cards. Enter the code printed on any of the 6 cards to add all 6 of them to your gallery.
You can get 1 Clue from each of the 10 books by adding the cards from that book to your gallery in My Cards. Enter the code printed on any of the 6 cards to add all 6 of them to your gallery.
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.
P66gttnpxp
IANANDAMYKISSONLIPS1
P4g4mpnnxp
P2hcj6hcxp
2f6ftnxfx2
its P3KM69DWXP
2gtrd6r6xg
You only can get the card codes by purchasing the The 39 Clues card pack. Codes can only be used once. If the card code has already been entered in your gallery or another player's gallery, it won't work for your gallery.
You can purchase card packs with codes for The 39 Clues. Examples of codes are: G69CTWHC9T, G69CKR3K9T, 223M6DTNX2.
K94d4gwnt7
The real code for the cards is: 273H7KXMX9
It does not have a code it can be obtained when you enter medusa plot book card codes.