The Astral Sea is an endless space that surrounds the realms of gods, devils, and other advanced beings. It also connects those realms to the worlds of mortals, and some of the most dangerous villains that heroes might ever meet make their homes here. From the majestic mountains of Celestia to the depths of the Nine Hells, the Astral Sea embodies high fantasy.

Read Bestiary: Perils of the Astral Sea on D&D Insider here!