Masterpiece, best quality, 1boy, spiky hair, medium length hair

masterpiece, best quality, 1boy, spiky hair, medium length hair, determined expression, black shirt, white background, looking at viewer, speech bubble, solo, manga style, simple background

(worst quality, low quality:1.4), watermark, signature, nipples, pectoral, feminine appearance, long hair, multiple people, colorful, background objects, exaggerated features, disproportionality, additional fingers, extra limbs, distorted anatomy, additional props, weird poses