This is a cliff rock study done entirely in Substance designer and rendered in Marmoset Toolbag.
I used my snow material generator to add the snow.

I used several reference images for this one but I tried to achive similar forms to these:
-https://www.textures.com/download/landscapemountains0283/126395
-https://www.textures.com/download/landscapemountains0336/129907