Writers have always used all sorts of random generating tools to prompt and help develop their writing. Popular choices include the random story making dice or cubes available, the many writing prompt books and posts, or using images for inspiration.
Tarot Card Decks provide some very beautiful images (with meaning) as inspiration for both plot and characters. In fact, proper tarot decks are organised into archetypal groupings which can be helpful for character development. This post features some of the best resource links out there for using the Tarot for writing inspiration.