TRAILER
TUTORIALS
DISCORD
Stain & Grime Painter - Surface Aging Tool
Bring your environments to life in seconds.
Stain & Grime Painter is a lightweight, powerful material function that lets you add believable stains and surface grime directly inside Unreal Engine using vertex painting. Turn clean, sterile assets into rich, story-driven environments - without leaving your scene.
Key Features
Dual-Layer Painting System
Paint stains and grime independently using vertex colors (Red & Green channels)Works With Any Material
Easily plug into your existing master materials - no need to rebuild your pipelineFully Customizable in Material Instances
Adjust intensity, contrast, tiling, breakup, and blending with simple slidersReal-Time Feedback
See results instantly while painting directly in the viewportLightweight & Efficient
Designed to be performance-friendly and production-ready
Why Use It?
Add environmental storytelling quickly
Break up repetitive textures and tiling
Make third-party assets feel consistent and grounded
Save hours of manual texturing work
Perfect for:
Environment artists
Level designers
Indie developers
Archviz scenes
Game-ready environments
How It Works
Plug the material function into your master material
Apply a material instance to your mesh
Use vertex painting to add grime and stains
Fine-tune the look using intuitive parameters
What’s Included
Stain & Grime Painter Material Function
Demo scene
Example material setup
Demo material instance
Use Cases
Weathering walls, floors, and props
Adding leaks, dirt buildup, and wear
Enhancing realism in modular environments
Quickly aging large scenes
Designed for Speed & Control
Whether you’re polishing a hero asset or dressing an entire level,
Stain & Grime Painter gives you the control to art-direct every detail - without slowing down your workflow.