Explorers Guide to Avernus

The Nine Hells, like many planes in the D&D multiverse, has ancient and mysterious origins. It is believed to have been shaped by the divine forces of law and evil. The exact details of its creation vary in different campaign settings, but common themes include the intervention of powerful archdevils and deities who forged this plane to embody their values and designs.

This supplement aims to collate the information into one easily accessible document while also adding new optional rules, updated monster stat blocks and new sources of food all within Avernus.

- from the publisher's blurb