Lackluster or generic appearance, unimpressive or forgettable design, bland or uninspired costume, unremarkable facial features, static or uninteresting poses, mismatched or unappealing color choices, disproportionate or unrealistic proportions, lack of atmosphere or foreboding elements, generic or unoriginal powers or abilities, lack of distinctive or memorable visual traits, generic or unremarkable silhouette, lack of attention to detail or small nuances that would make the villain truly menacing