In order to use the following codes (which only work on the PAL version of the game) you must access the Communication Menu, then the Friend Card Data and then Edit Message.
When you arrive at the Message Modification you will have to delete all the writings and enter the numeric codes. If you have entered the right code, when you press the Start button to confirm the writing, a message will appear that will confirm the success of the operation!
Here is the list of codes now available:
- 389427509 = Aquarius formula
- 619927495 = Capricorn formula
- 158122748 = Pisces Formula
- 279568689 = Aries formula
- 5723910337 = Cancer Formula
- 433835656 = Gemini Formula
- 4307934078 = Taurus formula
- 275067928 = Formula Leo
- 378921967 = Balance formula
- 916483658 = Sagittarius formula
- 375925725 = Scorpio formula
- 273617924 = Virgin Formula
- 265961476 = Ahriman friend card (Ghost will be Cloud of Darkness at level 52)
- 951317857 = Behemoth Friend Card (the Ghost will be the Emperor at level 74)
- 449561760 = Shantotto friend card (Ghost will be Shantotto at level 31)
- 480037742 = Yuffie friend card (Ghost will be Cloud at level 45)
- 3370559603 = Auron Friend Card (Ghost will be Jecht at Level 100)
- 29712943 = Fusoya Friend Card (Ghost will be Golbez at Level 100)
- 184916360 = Matoya Friend Card (Ghost will be Warrior of Light at Level 100)
- 4649011483 = Ninja Friend Card (Ghost will be Cavalier Cipolla at Level 100)
- 2549612772 = Siegfried Friend Card (Ghost will be Kefka at Level 100)
- 702718560 = Live Friend Card (Ghost will be Kuja at Level 100)
- 895419387 = Bash Friend Card (Ghost will be Gabranth at Level 100)
- 6043817259 = Cait Sith Friend Card (Ghost will be Sephiroth at Level 66)
- 947432766 = Deadly Robot Friend Card (Ghost will be Garland at Level 52)
- 2209321074 = Gilgamesh Friend Card (Ghost will be Bartz at Level 100)
- 551219378 = Lagoon Friend Card (Ghost will be Squall at Level 24)
- 3737946622 = Minwu Friend Card (Ghost will be Firion at Level 100)
- 168219487 = Omega Friend Card (Ghost will be Exdeath at Level 100)
- 402756270 = Red Wing Friend Card (Ghost will be Cecil at Level 94)
- 2647632918 = Seifer Friend Card (Ghost will be Artemisia at Level 100)
- 956327204 = Friend Card Steiner (Ghost will be Zidane at Level 100)
- 284892375 = Ultros Friend Card (Ghost will be Earth at Level 100)
- 352988563 = Wakka Friend Card (Ghost will be Tidus at Level 100)
- 6294236172 = Avatar Chocobo (FFV)
- 8462693120 = Avatar Moogle (FFV)
- 932310371 = Avatar FF Agito XIII A
- 3141539392 = Avatar FF Agito XIII B
- 298185897 = Avatar FF Versus XIII A
- 552041696 = Avatar FF Versus XIII B
- 410592653 = Avatar FFXIII A
- 386177490 = Avatar FFXIII B
