Enter invitation ID ND01847 Play Square Enix iOS "Guardian Cross"! and we’ll both get a rare card! http://itunes.apple.com/us/app/Guardian-cross/id534082757?l=ja&ls=1&mt=8

Final Fantasy XIV Campaign!
Can get rare cards such as Spriggan, Good King Moogle Mog XII, Ifrit: Lord of the Inferno!