Mossy Piles - Game Ready Asset Pack

Here you can find a lot of mossy surfaces. Also package keep additional detalization meshes for each mossy surface variant.

https://sketchfab.com/3d-models/mossy-piles-0e9f17c1049546749ca2139e010ad4b1

Triangle counts

Big mossy piles - 7150
Walls moss - 750
Corners moss - 6600
Simple moss - 170