This is a paid asset, but now you can download Low-Poly Castle for FREE, but please remember this package is provided only for learning purposes or to be able to test before buying the product, NOT FOR COMMERCIAL PURPOSES.
Detail this asset from Unity Store: Original Link
Low-Poly Castle v1.0
This package is perfect to fill the background of your low-poly fantasy game, and can help your project by making the backgrounds feel much more alive.
Low-Poly Background Castle! Low Poly Background castle for Fantasy and RPG games. Comes with texture and customizable to create your desired castle.
Requires NanoLOD for optimization purposes
Usable without NANOLOD, but would reccomend for better performance.
Number of Textures: 1
Texture Dimensions: 50×50
Polygon Count: 130,000 Faces (LODS are adjustable)
Number of individual meshes: 5
UV Mapping: Yes
One very large castle mesh.