ugly, deformed, noisy, blurry, distorted, out of focus, bad anatomy, extra limbs, poorly drawn face, poorly drawn hands, missing fingers
Low quality, 

extra limbs, 

incomplete limbs, 

bad proportions, 

poor drawing, 

distorted, 

ugly, 

duplicate face, 

duplicate head, 

duplicate body, 

poorly drawn hands, 

crooked hands, 

crooked fingers, 

out of frame, 

stretched body or limb, 

plastic, 

writing, 

Logo