Walden Media has picked up the rights to James Turner's graphic novel REX LIBRIS, reports Variety. The serialized story from Slave Labor Graphics follows a 1,000-year-old librarian, who once served as the librarian at the Library of Alexandria. He is aided in his quest to recover overdue library books by a god. Evan Turner and Michael Bostick are overseeing for Walden, while Brent Lilley will do the same for Slave Labor Graphics.