Everything is made from scratch, the isometric template is taken as a basis, the environment is made with scans. All post-processing is done at the engine level.
The biggest performance loss is due to the lighting settings, literally "Can it run Crysis?"
Shader Complexity
At a certain distance from the core, the player slows down, the camera starts to shake, and a post process with higher contrast settings and distortion is applied
Rocks interaction
The trail effect is partly composed of an overlay of material with a changing WPO