A huge stone troll guarding the passage through an big old and ancient stone bridge over a river in the mountains, dense and thick fog surrounding everything, dark fantasy, digital painting, detailed, extremely detailed, masterpiece, cinematic lighting, dramatic, moody, atmospheric, muted colors, earthy tones, realistic, photorealistic, smooth shading, volumetric lighting, depth of field, cinematic composition, fantasy elemental, midjourneyv6.1