ai-generated,artifact,artifacts,bad quality,bad scan,blurred,blurry,compressed,compression artifacts,corrupted,dirty art scan,dirty scan,dithering,downsampling,faded lines,frameborder,grainy,heavily compressed,heavily pixelated,high noise,image noise,low dpi,low fidelity,low resolution,lowres,moire pattern,moiré pattern,motion blur,muddy colors,noise,noisy background,overcompressed,pixelation,pixels,poor quality,poor lineart,scanned with errors,scan artifact,scan errors,very low quality,visible pixels,