Blurry
Bad anatomy
Disfigured
Poorly drawn face
Mutation/mutated
Ugly
Poorly drawn hands
Fused fingers
Messy drawing
Broken legs
Censor bar/censored
Multiple breasts
Liquid body
Disappearing body parts (arms, thighs, legs)
Bad ears
Low resolution
Black and white filter
Colorless
Anatomical nonsense
Unnatural body proportions, 
Dull
Fading
Mediocre
Mundane
Underwhelming
Grounded
Stumbling
Restricted
Limited
Rusty
Bland
Clouded
Confusing
Forgettable
Ordinary
Neglected
Uninspiring
Tiresome
Lackluster
Monotonous
Mundane
Forgettable
Lifeless
Unremarkable
Stagnant
Diminished
Commonplace
Dull
Disappointing
Predictable, blur haze