Aldra Prasetska is a prominent character in the anime series Queen's Blade. She is depicted as a powerful and cunning warrior, initially serving as the reigning queen of the continent and the main antagonist of the first two seasons. Known for her demonic powers, Aldra uses her abilities to petrify her opponents and has a complex backstory involving a pact with a demon. Throughout the series, she undergoes significant character development, ultimately seeking redemption and freedom from her past. Her role is pivotal in shaping the series' narrative and the fate of its characters.