A full body portrait of an enigmatic dark queen embodying a dark fantasy theme, exuding a mystical aura. The scene captures an underworld aesthetic, akin to a deviant art masterpiece, with her piercing crimson eyes contrasting against her flowing grey hair. She wears an intricately designed dark dress adorned with mysterious dark tattoos that almost seem to shift and move. The color grading enhances the ominous feel with deep shadows and rich, dark tones. The dark illustration is rendered with an 8k cinematic effect, capturing every detail of her regal yet fearsome presence. Her posture is one of regal defiance, her expression a mix of power and enigmatic allure, while the background subtly hints at an eerie, otherworldly realm.