Explore the DDB Encounter Builder
The Encounter Builder Alpha requires a D&D Beyond Subscription.
Prep for Your
Sessions with Ease
Set up your players' characters and level. Filter and find the perfect monsters and NPCs. Use the magic of Dragon Drop™ to populate the encounter and see its difficulty.
Crafting the Encounter Builder's Future
During early access, our community will help shape it into a fine-tuned tool. Use it and let us know what you love - and most importantly, what needs work. We will keep our eye and all ten eye stalks on the forums for feedback as we move forward.
Prep with Advantage
Explore the Alpha as a Subscriber!
Filter by Challenge, Environment, Size, Tags, and more to find the perfect threat for your players!
Add, group, modify, and remove monsters and NPCs so easily you'll think you cast prestidigitation!
Let the builder do the heavy lifting with the math - find out quickly just how difficult your encounter will be!