Hyper-realistic portrait of a science fiction hero with an 8k resolution, featuring a powerful body type and smooth skin. The scene showcases dynamic lighting and ambient occlusion, highlighting intricate and detailed facial features. The man is depicted in a mid-shot, revealing his entire body adorned with meticulously detailed and realistic clothing. His hair is intricately styled, adding to his heroic presence. The composition is rich in vibrant colors, bringing out the vivid details and textures captured with Octane rendering techniques. The overall image conveys a sense of strength and realism, immersing viewers in a futuristic world.