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Price $39 on Unity Asset Store: https://assetstore.unity.com/packages/3d/environments/dungeons/underworld-mobile-cave-environment-11144
But now you can download Underworld Mobile: Cave Environment FREE.
Underworld Mobile: Cave Environment
Extensive package for easy creation of complex undergrounds. Modular components allow you to create large levels – quickly and easily. All modules are based on 5x5m grid.
– 105 prefabs (258 – including LoD stages) – caves, rocks, crystals, mushrooms etc.
– 29 ready-to-use modules
– 2 example demo levels
– 7 particles
Optimized meshes, atlased textures, small amount of “Drawcalls”
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