Substance in Unity 2018
When downloading and importing the package in Unity 2018, all the Substance materials have been removed from the package.
If you’d like to use Substance materials, you are required to install the Substance in Unity plugin first.
Once, you have this installed, go to Help->Fantasy Adventure Environment, the following window will appear:
Here you can choose to switch between regular materials (using regular textures) and materials using Substance-generated textures.