Making unnatural darkness in blender

this material can be used in the environment materials, but it can also be used for casting unnatural shadows, or a wall of darkness, by simply removing any surface materials. for this to work, the sky material will always have to be black.

nodes:


as you can see, the lamp has an energy of 1000, and using a large cube with a density of 0.5 (a density of 1 is way too dense) for the unnatural darkness, it really is unnatural. the image is one render.
Render:


I’ll have to capture this one.