Blurry,  

2 heads,  

2 faces,  

bad proportions,  

bad anatomy,  

bad art,  

poorly drawn,  

poorly drawn face,  

ugly,  

deformed,  

mutated,  

mutilated,  

missing limbs,  

extra limbs,  

floating limbs,  

fused limbs,  

out of frame,  

low resolution
