Related: Dungeons & Dragons: Classic Side Questsīuying props and minis can eat up a lot of money, and they definitely don’t work as well if one or more of your players have to show up online to play. If you prefer a visual layout for the location of your encounters instead of just using the theater of the mind, one of the biggest issues you can run into is the cost of making a map. Anyone who has played Dungeons & Dragons knows that no two groups ever play the same.