Vul is adjusting his new trophy rack. "Then I should hope you get over that fear quickly, for there is the image from the daemon's vision." Vul points to the book stall.
Without further comment, the massive sorcerer simply strides up to the stall, brushing away those before him and crushing those too slow or stupid to remove themselves from his path. Once at the stall, he gazes at the books with his Warpsight, looking to see which books have the aura of magic about them.
"Which of these books has a Tzeentchian ritual in it?" Vul asks the trader.