A majestic sister of battle in an action scene, standing confidently in front of a grand stained glass window. She has a symmetrical and detailed face with reflective eyes, dark eyebrows, and artful makeup. Her sci-fi nun armor is intricately designed in the Warhammer 40k style, set against marble walls with floating dust particles. The scene is enhanced by dramatic chiaroscuro lighting, creating a play of shadows and highlights. The perspective is from above, capturing the grandeur of an oil painting reminiscent of Waterhouse, John Constable, and the imagination of Studio Ghibli. Influences of artists Jeremy Mann and Greg Manchess blend with a whimsical impressionism. This high-detail artwork is trending on platforms like ArtStation and CGSociety, with elements inspired by Makoto Shinkai.