The influence of Jewish mysticism was pretty significant, too, to the point that Christian writers would fabricate an old rabbi as the purported "author" of the

The influence of Jewish mysticism was pretty significant, too, to the point that Christian writers would fabricate an old rabbi as the purported "author" of their document. You also got a lot of fake Hebrew scriptures with obvious tells that they were written by Christians. And, of course, sorcery is part of the whole antisemitic complex of stereotypes that was used to oppress Jews in Europe for centuries. It lasted long enough that in 19th century America you get occasional stories of fake Jewish wizards.