No pixelation, noise, or artifacts
Avoid common, mundane settings
No repetitive patterns, tiling or monotony
Exclude poorly drawn or distorted features
No unrealistic proportions or body parts
Remove text, logos, and watermarks
Avoid overly dark or overly bright areas
No unrelated or out-of-place objects
Exclude blurry, out-of-focus elements
Remove any signs of low-quality rendering or editing