See the preview here: https://lb3d.co/demos/fantasy-mushrooms/index.html Large glowing mushrooms such as you might find in a hollow-earth-cave concept, sci-fi, fantasy, etc.
These are meant to be large scale, such as the scale of a house or a tree, but can also be used in medium-small applications.
Glow can be controlled by setting the Emission value on the material.

Please note: This model *does not have LODs*. The level of detail available is seen on the wireframe previews. Also note that the polygon count is generally low, with detail being contained in color and normal maps.