There was a widespread moral panic over D&D back in the 1980s. A lot of Christians sincerely believed that D&D was a recruitment tool for satanism. Well into the 1990s, many evangelical groups were producing materials warning that D&D inevitably leads to witchcraft, murder and suicide.
https://www.youtube.com/watch?v=ATUpSPj0x-c
https://www.nytimes.com/2016/04/18/us/when-dungeons-dragons-...