Cropped image, distorted proportions, poor art quality, draft-like appearance, mismatched colors, blurry outlines, badly rendered mecha, disfigured limbs, disconnected body parts, mutated features, grotesque style, missing details, low-resolution rendering, unrealistic anatomy, poorly depicted battle, underexposed lighting, overexposed highlights, beginner-level artwork, amateurish execution, smudged textures, messy composition, grainy textures, improperly placed shadows, unappealing aesthetics, fragmented elements, warped perspective, inconsistent line work, unfinished appearance, cluttered background, absence of dynamism, improper use of lighting, misshapen mecha, lack of depth, indistinct silhouettes, excessive noise, unprofessional rendering, muddy colors, dull atmosphere, distorted faces, chaotic visual presentation, unclear action sequence, jarring composition, haphazard brushwork, awkward proportions, unrealistic poses, unbalanced composition, inconsistent art style.