Jareth is a really mysterious and effective dude operating the exhibit it seems. The entire goblins dread him and adhere to him, and He's challenged by no-one right until Sarah arrives. Having said that, if you actually watch almost all of his "magic" seems to be sort of... missing in https://rivercpbk31964.madmouseblog.com/20467565/the-concept-of-the-sahibe-authority-in-istanbul