(ultra-detailed, realistic:1.37), machamp (best quality), 4 arms, detailed muscles, nude, powerful pose, flexing with 4 arms, muscular body, toned physique, intense facial expression, shiny skin, bulging biceps and triceps, strong and defined abs, ripped back muscles, dynamic shadows and highlights, vibrant colors, studio lighting, dark background

(easynegative:1.00), (deformed, distorted, disfigured:1.3), (multiple tails: 1.00), blurry, clothing, poorly drawn, bad anatomy, wrong anatomy, extra limb, missing limb, floating limbs, (mutated hands and fingers:1.4), (mutated feet and toes:1.4), disconnected limbs, mutation, mutated, ugly, disgusting, blurry, amputation, boring_e621, signature, watermark, deformityv6, badly drawn face, blurry eyes, blurry face, badly drawn eyes, low quality eyes, missing eyes, ugly, different eyes color, deformed hands, malformed hands, facial hair, body hair, penis, trunks, glowing eyes, yellow veins, gold veins, (gloves:1.00), mitts, boxing, tail, tusks, nude, penis, genitals, tattoos, jockstrap, shoes, boots, dinosaur, lizard