Blurry, grainy, poorly drawn, distorted perspective, unnatural colors, bad lighting, messy composition, low-resolution, pixelated, watermark, overly saturated, disfigured, strange textures, out of focus, poorly rendered, bad anatomy, weird proportions, distracting background, cluttered, poor craftsmanship, unrealistic shadows, overly stylized, generic, unappetizing presentation, lack of details, amateurish, unprofessional appearance