Deformations, 

non aesthetics, 

unnatural, 

distortion, 

wrinkles, 

heads on heads, 

animals, 

letters, 

watermark, 

cartoon, 

3d, 

disfigured, 

bad art, 

deformed, 

poorly drawn, 

extra limbs, 

close up, 

b&w, 

weird colors, 

blurry, 

watermark