KnucklesSB, solo, furry, echidna, tail, perfect eyes, purple eyes, smirk, muscular, masculine, pectorals, abs, dynamic angle, face focus, portrait, close up, bandaged arms, bandaged hands, unparalleled masterpiece, amazing quality, extremely-detailed, high detail, very aesthetic, detailed background, scenery, detailed fur, detailed muscles, cinematic lighting, side angle

simple background, monochrome, grayscale, blurry, border, signature, text, watermark, worst quality, absurd res, logo, borders, worst eyes, multiple limps