boy practicing karate, very muscular, vascular, 4k, sharp focus, illustration, big biceps, barefoot, looks confident, strong, smile, happy, handsome, manly, masculine, tall, sexy, big biceps and big pectoral muscles and huge, erection, huge, 25 cm long

bad work, bad color, extra legs, extra fingers, bad body, bad finger, bad eyes, plastic, Deformed, blurry, bad anatomy, bad eyes, crossed eyes, disfigured, poorly drawn face, mutation, mutated, extra limb, ugly, poorly drawn hands, missing limb, floating limbs, disconnected limbs, malformed feet, malformed legs, malformed hands, blur, out of focus, long neck, long body, (mutated hands and fingers), (out of frame), (signature), blender, doll, cropped, low-res, close-up, poorly-drawn face, out of frame double, two heads, blurred, disfigured, too many fingers, deformed, repetitive, black and white, grainy, extra limbs,