Download or read book The Plane Above: Secrets of the Astral Sea written by Rob Heinsoo and published by . This book was released on 2010 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: This supplement builds on the overview of the Astral Sea presented in the "Manual of the Planes" game and explores the heavenly plane is greater detail. The work also presents a multitude of new monsters.