masterpiece, best quality, Japanese, muscular, black hair, short hair, beefy, slightly hairy, training gym, tank top, shorts

worst quality, low quality, bad anatomy, bad hands, bad body, missing fingers, extra digit, fewer digits, Lowest quality, low quality, out of focus, ugly, bad anatomy, jpeg artifacts, low resolution, errors, missing limbs, bad hands, missing fingers, extra fingers, less fingers, odd hand shape, unconnected limbs, inaccurate limbs, extra fingers, extra fingers, bad fingers, poorly done fingers, liquid like fingers.