Detail this asset from Unity Store: Original Link
This is a paid asset, but now you can download Cartoon Terrain Textures Free.
Cartoon Terrain Textures v1.4
Terrain tiling splat textures for Unity Terrain.
Terrain Splat Textures are 512×512.
Most of textures have Alpha channel to present Roughness.
HD screenshot images here
Cartoon Terrain Textures 2 Link
Cartoon Terrain Textures 3 Link
Inside:
5 Demo Scenes
17 Grass Slpat Textures
41 Ground Slpat Textures
6 Sand Slpat Textures
16 Stone Slpat Textures
13 Wall Slpat Textures
Upgrade 1.4:
Add New 1 grass textures, 2 ground textures, 1 stone texture.
Upgrade 1.3:
Add New 2 ground splat textures, 1 wall splat texture.
Upgrade 1.2:
Add New 3 grass splat textures, 3 ground splat textures.
Upgrade 1.1:
Add New 3 grass splat textures, 1 ground splat textures, 2 stone splat textures.