hugely muscular half giant robotic male cultist executioner with intricately metalic detailed cloak and hood, chains, tattoos, muscles, scars, black eyes, giant executioner axe, cinematic vibran red background, dramatic action, dungeons and dragons character, high fantasy, photo realistic, volumetric lighting, gorgeous, masterpiece, sharp focus, depth of field, unreal engine, perfect composition, digital art on pixiv, artstation, 8k, hdr, cinematic