Toaru Majutsu no Index no Subete (とある魔術のインデックスノ全テ Toaru Majutsu no Index no Subete?), also known as Encyclopedia of Index-Librorum-Prohibitorum, is the official guide book to the Toaru Majutsu no Index light novel series, published by MediaWorks and released on September 2007. The 191-page guide book provides illustrations and detailed profiles of the characters of the light novel series, along with additional features including interviews from the light novels' author Kamachi Kazuma and other people involved in the adaptations of the light novel series.