A full body portrait of a shadowy queen in a dark fantasy realm, exuding an alluring yet ominous presence. Her mystical aura is accentuated by an underworld setting, where shadows dance at her feet. She has piercing crimson eyes that seem to hold ancient secrets, and long, flowing grey hair cascading over her shoulders. Her dress, as dark as midnight, flows like liquid shadow, adorned with intricate dark tattoos that shimmer faintly. The color grading brings an ethereal contrast to her figure, enhancing an 8k cinematic effect that immerses the viewer in this dark illustration. The atmosphere is brooding yet captivating, a deviant art masterpiece that commands attention.