ugly, 

deformed, 

noisy, 

blurry, 

distorted, 

out of focus, 

bad anatomy, 

extra limbs, 

poorly drawn face, 

poorly drawn hands, 

missing fingers, 

nudity, 

nude, 

name, 

artist name, 

username, 

watermark, 

signature, 

filigrane, 

text, 

word, 

writing, 

publicity