TV-Series
Description
Princesse Supersado, also called Super S or the Monster Princess, is a demon-level mysterious being and a member of the Monster Association in One Punch Man. Her original name, Do-S, is a play on the Japanese term for a sadist, which directly reflects her character. She has the appearance of a tall, beautiful woman with long blonde hair, a black flower worn on the left side of her head, and a revealing outfit that matches her dominant, dominatrix-like persona.

Her personality is defined by cruelty and a love of control. She behaves like a sadistic dominatrix princess, whipping opponents, humiliating them, and demanding absolute obedience. She takes pleasure in dominating others and expects her victims to follow her orders without question. She even boasts that her slaves obey her blindly, and she is willing to force enslaved individuals to attack their allies or harm themselves if her enemies resist. However, her arrogance has limits. When faced with beings far more powerful than herself, such as the Monster King Orochi, she becomes submissive and shrewd, quickly making excuses to avoid punishment. She also cannot tolerate being humiliated in return.

Her motivations are tied to both her sadistic nature and her place within the Monster Association. She serves the organization's goal of destroying heroes and spreading chaos, and she carries out missions assigned by its leadership. Her personal drive is the pleasure she gains from breaking and controlling others, particularly heroes. At one point she is tasked with eliminating the esper sisters Tatsumaki and Fubuki, a mission that ultimately ends in failure.

Within the story, she appears during the Monster Association arc of the anime. Her most notable moment is her confrontation with the hero Fubuki and her group. She ambushes them using enslaved heroes under her control, forcing them to fight against their will. The battle highlights the danger of her power, but she is ultimately defeated by Fubuki, who manages to break her control and free the enslaved heroes. The defeat forces her to retreat, and her mission comes to an end without success.

Her key relationships reflect her position in the monster hierarchy. She is a subordinate of Orochi, whom she fears and obeys out of self-preservation. She also interacts with fellow monsters such as Bushidozer, to whom she demonstrates her pride in her control over her slaves. On the hero side, her primary antagonist is Fubuki, who overcomes her methods of domination, and her assignment brings her into conflict with the far stronger Tatsumaki as well.

In terms of abilities, Princesse Supersado possesses the enhanced strength, speed, and durability expected of a demon-level threat. Her signature power is her ability to control others. Using a whip and a whistle, she forces those under her influence to obey her commands completely, turning them into loyal slaves who will fight her enemies or even endanger themselves. Her combat style relies heavily on this domination, which makes her dangerous against groups of opponents but vulnerable when facing someone strong or resolute enough to resist or break her control. Her defeat at the hands of Fubuki demonstrates this weakness, as her power over others proves ineffective against a sufficiently powerful will.