Transitive Planes

Description
The Transitive Planes are the planes in the Great Wheel that are less worlds and more of roads to allow interplanar and intraplanar travel. It includes:
 * Astral Plane, which connects all planes to one another
 * Ethereal Plane, which connects all Material Planes
 * Plane of Shadow, which connects all Material Planes to all planes other than the Ethereal Plane.