Castillo Shattered Mirrors is a first-person shooter that combines the frantic shooting of the original DOOM and the open-world exploration of games like Super Mario Sunshine.
This is a texture pack for Castillo Shattered Mirrors. You can activate it through the main menu to give it a try. To import it put it in SteamLibrary\steamapps\common\ShatteredMirrorsPC\CastilloHDRP\CastilloOSHDRP_Data\Addons and it will be auto-detected.