The Space Marine Librarians are amongst the most potent of Mankind's psykers. The Stormseers of the White Scars perform the same functions for their Chapter as the psychic warriors of other Astartes Chapters. Since the time before their Chapter's Founding, when they were the shamans who first named Jaghatai Khan the Great Khan of the nomadic tribes of Chogoris, the Stormseers have been called upon to continue to induct Neophytes and newly elevated Khans of their Chapter. Every ten summers, the Stormseers venture down into the steppes to observe the tribes and their battles, picking only the best and bravest warriors and returning them to their fortress-monastery of Quan Zhou to become Aspirants of the Chapter. The constant warring ensures that the people remain strong, though the White Sca