etna (disgaea), disgaea, makai senki disgaea, 00s, 1girl, black gloves, black thighhighs, boots, bracelet, breasts, cleavage, clenched hands, collar, demon, demon girl, demon tail, demon wings, earrings, elbow gloves, female focus, full body, gloves, jewelry, leaning forward, looking at viewer, miniskirt, necklace, open mouth, outstretched arms, red eyes, red hair, sharp teeth, simple background, skirt, small breasts, solo, spiked hair, standing, standing on one leg, tail, teeth, thighhighs, twintails, white background, wings