One of the characters of the Dota2 that Is called Nyx Assassin has an interesting material effect If you look In below gif at the body and feet you can see this effect.It looks like poily/polluted water.I like to know how can I make something like this In blender:

Nyx assassin

I downloaded the Model and texture files and tried to Implement it but I couldn't do it.

Nyx Assassin

After reviewing the textures , I found a texture as specular wrap It seems that this texture has been used for this effect.I used this texture as specular but not work , I think special shader used to make this effect.

specular wrap



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