I've been a DM for just over 4 years now, and I've learned a lot during that time. Though I most of the time prefer "theater of the mind" for my games (it's a lot easier than you think!), I also enjoy a good game on Roll20. With the advent of Inkarnate battle maps and Hero Forge in color, there are a wealth of tools available to enrich your adventures. Here are my favorite creative tools when I'm preparing my games: