Prince of Undeath is the final epic tier adventure path module from Wizards of the Coast, as well as the final adventure of the series started with Keep on the Shadowfell. This adventure is designed for Levels 27-30. It takes place in the Abyss and in the Shadowfell.

This epic-level D&D adventure is designed to take characters from 27th to 30th level. In this adventure, the demon lord Orcus tries to usurp the Raven Queen’s power over death using a shard of evil plucked from the depths of the Abyss. Only the world’s most powerful heroes have the slightest hope of stopping him.

This adventure can be played as a stand-alone adventure or as the conclusion of a three-part series that spans 10 levels of gameplay.