Thelema

Thelema is a system of philosophical law and Magic, developed by Aleister Crowley.

Several important Thelemic aspects and concepts are featured in the story of Toaru Majutsu no Index, and are involved in Aleister Crowley's plan.

Uses of Thelema within the story

 * Aeons: Thelemic concept in which the history of humanity is divided into several different Aeons, named after Egyptian deities.
 * The Book of the Law: Also known as Liber AL vel Legis. The central sacred text of Thelema, written by Aleister Crowley and originating from Aiwass.