mythopeist
/ˌmɪθoʊˈpɛst/ or /ˈmɪθoʊpɪst/ (my-thoh-PEST or MY-thoh-pist)
Definitions
1. noun
A person who believes in or is fascinated by myths, legends, and myths-based fiction.
“Many mythopeists believe that ancient myths hold hidden truths about human nature.”