Pope Benedict XVI’s chief exorcist, Rev. Gabriele Amorth, has called fictional wizard-in-training Harry Potter the “king of darkness, the devil.” Harry Potter and the Half-Blood Prince, the sixth installment of the series, racked up 10 million in sales on the first day of its release in 2005. Harry Potter and the Half-Blood Prince, the sixth installment of the series, racked up 10 million in sales on the first day of its release in 2005. Amorth made the statement about the star of the best-selling children’s series by British author J. K. Rowling during an interview with Vatican Radio during the week.