score_9, score_8_up, score_8, source_anime, fabulous artwork, best quality, high resolution, colorful, bright, flat shading portrait bust up, solo, 1boy, smirk, Sebastian michaelis, black hair, red eyes, butler suit

score_6, score_5, score_4, gaping, censored, furry, chibi, 3d, monochrome, watermark, low quality, (deformed, distorted, disfigured:1.3), poorly drawn, extra limb, missing limb, floating limbs, (mutated hands and fingers:1.4), disconnected limbs, disgusting, blurry