A captivating portrait of a blue-skinned tiefling woman with elegantly curved horns, her demon-like visage exuding an enigmatic allure. Her cosmic aura shimmers with iridescent hues reminiscent of distant galaxies, enhancing her celestial presence. Her striking features blend the mystique of an ancient oni and the beauty of a celestial being, with large, expressive eyes that glow with an inner fire. Her intricate horns, lush and ornate, gracefully crown her head, adding a regal elegance to her demeanor. Framed by cascading dark hair that accentuates the ethereal glow of her skin, she embodies a unique fusion of fantasy and anime aesthetics. Her expression is one of quiet confidence and wisdom, reminiscent of a character brought to life in the style of Arcane, capturing the essence of the d&d world she belongs to.