Masterpiece, best quality, ultra-detailed, 1girl, solo, rear side view, cowboy shot, Ruinala, dark grey skin,

worst quality, low quality, normal quality, bad anatomy, bad hands, poorly drawn hands, missing fingers, fewer fingers, extra fingers, extra digit, fewer digits, extra toes, missing toes, missing limbs, extra limbs, monochrome, fused fingers, signature, watermark, poorly drawn, multiple views, blurry, artist sign, weibo username, undefined face, blurred facial detail,