Crooked or misshapen features, Awkward or unnatural posing, Inconsistent or sloppy linework, Lack of depth or dimension, Unbalanced or disproportionate body parts, Unrecognizable or indistinguishable facial expressions, Incoherent or messy composition, Unrefined shading or coloring techniques, Lack of attention to detail, Lack of realism or believability, Unappealing or unattractive character design, Distorted or exaggerated proportions, Unconvincing perspective or foreshortening, Inaccurate or incorrect use of lighting, Unpolished or unfinished appearance, Lack of texture or surface details, Inconsistent or unrealistic use of materials, Poor integration of elements or objects within the artwork, Uninspired or derivative style, Unprofessional or amateurish execution.
