Platina is an English wiki under the Wikia domain, owned by Wikia, Inc. The purpose of this wiki is to provide any kind of information, from general to comprehensive, about everything on the worlds of Ar Ciel and Ra Ciela, the settings of Ar tonelico and Surge Concerto, in an encyclopedic format. Such information is not only limited to the one presented in the games themselves, given it's also set to include information from the Drama CDs, Hymmnos Concerts and Hymmnos Musical discs, the Official Material Books, manga, Light Novels, and also, about the features that make these games special, together with information about the people that made their existence possible and the companies involved in their development.