Miziziziz | Godot dark film shader @Miziziziz | Uploaded June 2018 | Updated October 2024, 8 minutes ago.
followed this tutorial: fernandourquijo.com/index.php/2017/06/11/analyzing-and-emulating-limbo-style-shader
Just modified it for godot and added some tweaks for better random film grain.
Script: pastebin.com/uhBb2xCs
Shader: pastebin.com/D78S75ks

can get the textures from the tutorial