Abandoned Place
Abandoned place pack is the right tool for creating scarry and shivering atmosphere.
This pack based on "Master material" that works with vertex paint for better transition between textures. This combination will give you better visual results in your scene. Abandoned pack contains basic primitives optimized for mesh paint and tessellation. With big list of materials you can mix for e.g. dirt and concrete, control texture coords for better tiling, change color or normal intensity, control height map and much more.