Hi! If I understand your question correctly and this is about the facetted look once re-meshed, that's expected behaviour with low-poly meshes. The resulting, dense mesh is the same shape as the low-poly just with a higher density, which results in a much more defined shading. To get a smooth surface you will have to apply…
I don't know much about their engine "RAGE" but
it looks similar to UE5's meta human hair so I believe it's a similar
system, looking at it again it looks like it might be a groom hair made in Houdini, I guess we will have to wait and find out. I notcied a little SSS on the ear and some kind of heat map on the shirt for…