These are the hellish assets I used as an environment for my creature Doom fan art. It's just a bunch of rocks and some stuff that would help to see the creature in context.
You can check it out here!: https://www.artstation.com/artwork/WmLx0Q
All of them are sculpted in Zbrush (all but the lightnings), painted in Substance Painter and rendered in Marmoset. Game meshes were decimated in Zbrush, so that's the reason I didn't include some wireframe screenshots