ugly
3D, artifacts, logo, watermarks
blurry eyes, teeth, 
duplicate, copy, same, twins, cloned
noise, 
bad anatomy, 
bad lighting,  too dark
cropped, cut-off
poorly drawn hands, poorly drawn face,
blurry, 
gross proportions, bad proportions, disproportionate 

ugly, morbid, wrong, bad, asymmetrical, deficient, 
mutant, mutation, deformed
disfigured, abnormal, weird, 
damaged, marred, misshapen, distorted, mutilated,
extra limbs, malformed limbs, excessive
incomplete, missing arms, missing legs, 
extra arms, extra legs, too many fingers, extra fingers
mutated hands, fused fingers, melted, weird neck, 