Given the price of art, I've been playing a whole heck of a lot with Machine Learning (ML) images (along with ever other indie RPG designer out there), and the results are bad. This one is Midjourney, which seems to be one of the better generators....
Disclaimer: all of this except the villains part is to be shown to players during session 0. Characters are not yet made. Also tell me if there is a better way to crosspost in the fediverse!...