A stunning young girl with flowing burgundy hair, donned in intricate combat armor, wielding a fantastical melee weapon with grace, her elegant face exuding an eerie and lethal allure. The composition is full-length, captured in sharp focus, showcasing ultra-realistic concept art. The scene is rendered with photorealistic detail and 8k resolution, set within a full-frame landscape. Inspired by the artistic styles of Artgerm, Greg Rutkowski, and Alphonse Mucha, the artwork captures the essence of ethereal beauty and deadly precision.