A vivid portrait of a blue-skinned tiefling woman with elegantly curved horns, her demon face exuding a mystical allure. Her celestial appearance is highlighted by shimmering cosmic hues that dance across her skin. Her eyes, glowing with an otherworldly light, are framed by elaborate designs and lush horns reminiscent of ancient oni legends. Painted in a style reminiscent of fantasy anime art, her expression captures the enigmatic blend of power and grace. With an intricate blend of demonic charm and ethereal beauty, this tiefling embodies the captivating essence of a cosmic adventurer from a fantastical realm.