terrifying supernatural dream-walker entity, humanoid but slightly distorted, tall and thin with elongated limbs, hollow glowing eyes that emit faint mist, cracked porcelain-like skin with dark veins, subtle smile that feels unnatural, wearing tattered shadowy robes that flow like smoke, surrounded by a dreamlike fog, nightmare atmosphere, dark surreal environment, cinematic lighting, ultra-detailed 3D character design, realistic textures, high-poly sculpt, ZBrush style, Unreal Engine quality, dramatic shadows, horror fantasy concept art, 8K render, sharp focus