Voronoi Noise

 https://www.unrealengine.com/en-US/tech-blog/getting-the-most-out-of-noise-in-ue4

• "-you need to connect the the noise to Base Color, Emissive Color and Opacity. Then recompile your Bake BP, should draw to the render target after that without any issues."
• To create the "0" node press one and then left click

The Noise Node | 5-Minute Materials [UE5]

https://www.youtube.com/watch?v=l63VMLwTJ3g

- Settings for spec. types of noise