Overpopulation,
Stampede,
Herd mentality,
Uncontrollable,
Equine invasion,
Excessive breeding,
Equestrian chaos,
Too many mouths to feed,
Horsepocalypse,
Equine overload,
Runaway stallions,
Horse tsunami,
Galloping madness,
Hoofed horde,
Out of control,
Amalgamationmutation, extra arms, extra legs, too many fingers, extra fingers
mutated hands, fused fingers, melted, weird neck, 
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