A striking portrait of a blue-skinned tiefling woman with elegantly curved horns, her features possessing an ethereal and demonic allure. Her eyes shimmer with cosmic energy, hinting at an otherworldly ancestry. Her skin sparkles like the night sky, dotted with subtle constellations. The horns, lush and intricately designed, frame her face, adding to her enigmatic presence. Her expression blends mischief with mystery, conveying both allure and power. The artwork, inspired by the rich visual style of the animated series Arcane, adopts vibrant colors and dynamic brush strokes. The demonic anime influence is evident in her sharp, expressive eyes and graceful yet fierce demeanor, embodying the essence of a Dungeons & Dragons cosmic tiefling.