Middenjeim

One of the three realms of the Northron religion, Middenjeim is the mortal realm. It contains the known world and the elemental lords. Middenjeim rests at the roots of the World Tree with Aesenjeim and Nifenjeim.

Essentially, Middenjeim encompasses the Material Plane, the Ethereal Plane, the Plane of Air, the Plane of Fire, the Plane of Earth, the Plane of Water, the Negative Energy Plane, and the Positive Energy Plane.