Double body, 

double face, 

double eyes, 

incorrect pose, 

closeup, 

two heads, 

two faces, 

plastic, 

deformation, 

blur, 

bad anatomy, 

bad eyes, 

squint, 

disfigurement, 

badly drawn face, 

mutant, 

mutants, 

fingers are too fat, 

the ratio is much worse.