Explore the DDB Encounter Builder

The Encounter Builder Alpha requires a D&D Beyond Subscription.

Encounter Builder

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.

Encounter Builder Drag and Drop - Dragon Drop

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.

Encounter Builder Feedback

Prep with Advantage

Explore the Alpha as a Subscriber!

Encounter Builder Filter

Filter by Challenge, Environment, Size, Tags, and more to find the perfect threat for your players!

Encounter Builder Add Update and Remove

Add, group, modify, and remove monsters and NPCs so easily you'll think you cast prestidigitation!

Encounter Builder Heavy Lifting

Let the builder do the heavy lifting with the math - find out quickly just how difficult your encounter will be!

Start Building Now!

The Encounter Builder Alpha requires a D&D Beyond Subscription.

Let us know what you think about the Encounter Builder in the Feedback Forum!