Cartoonish, pixelated, low-resolution image, blurry, bad lighting, unrecognizable, distorted, ugly color contrast, poor composition, unnatural posture, inappropriate object (e.g. a spaceship flying over mountains), out of frame, extra limbs, multiple heads, missing limbs, weird facial expression, poorly drawn hands and feet, disproportionate body parts, cheap quality, outdated design, poor focus, irrelevant background, 3D rendering, obvious manipulation, excessively filtered, overexposed, underexposed.