Harry Potter and the Prisoner of Azkaban

“You outta your tree?” yelped Stan. “’Choo say ’is name for?”

“Talk about summat else, Stan, there’s a good lad. Them Azkaban guards give me the collywobbles.”

While Muggles have been told that Black is carrying a gun (a kind of metal wand that Muggles use to kill each other), the magical community lives in fear of a massacre like that of twelve years ago, when Black murdered thirteen people with a single curse.