@Shr00m thank you for original prompt. I've had fun with this guy.
frostpunk, close-up portrait troll, with demon horns, moody, grainy, dramatic lighting, shrouded in darkness, glowing old norse runes
Make him look alive. He blinks his eyes in a human way and breaths out and you can see his breath in the cold air. The runes fade in and out glowing on his skin. He moves his head and his hair adjusts naturally in motion. The snow falls and blows around him in a gentle serene way.