True agency in isekai is a significant metric that outweighs destructive capacity. Because these characters operate on fundamentally different axes—one a conceptual hybrid capable of rewriting laws and the other a physical combatant bound by programmed settings—a direct YPS comparison between a YPS-7 and a YPS-3 is functionally meaningless. The real divergence lies in their DNA profiles, specifically the chasm between sovereignty and subservience. Anos Voldigoad exists as the architect of his own reality, where his zero aptitude test score serves as a deliberate subversion of the system rather than a limitation. His maximal Ego score reflects a character who dictates the terms of his existence. In contrast, Shalltear Bloodfallen is a curated artifact. Her growth is not an expansion of self, but a psychological recovery within the narrow confines of her creator's fetishistic design. While Anos suppresses his power to maintain a moral order, Shalltear performs atonement to regain the favor of a master she is biologically incapable of disobeying. This comparison exposes a recurring genre trope: the distinction between the Apex who transcends the system and the Guardian who is a prisoner of it. Power in isekai is not just about the ability to destroy a city or a world, but the capacity to possess a will that is not a line of code.