A stunning full body portrait of a formidable dark queen exuding a dark fantasy allure, set against a mystical underworld backdrop. Her crimson eyes burn with intensity against her ashen grey hair cascading elegantly around her shoulders. She wears an intricate, dark gown adorned with ornate patterns, its fabric whispering secrets of the abyss. Her skin is etched with mysterious dark tattoos, swirling like smoke across her arms, hinting at ancient powers. The lighting casts deep shadows, enhancing the enigmatic atmosphere, while subtle color grading weaves a tapestry of midnight hues. Rendered in a breathtaking 8k cinematic quality, this dark illustration is a deviant art masterpiece, drawing viewers into its haunting and compelling embrace.