The fundamental tension between these two profiles reveals that isekai growth operates on two incompatible axes: the internal liberation of a broken psyche versus the external reclamation of a stolen identity. While a standard comparison focuses on the massive YPS gap between a YPS-2 physical tank and a YPS-4 nation-level actor, the real story lies in how they utilize their agency. Darkness achieves a maximum growth score not through martial progression, but through the psychological reconciliation of her noble lineage with her masochistic impulses. She finds autonomy by leaning into the very traits that make her a comedic failure, turning her combat ineptitude into a tool for self-assertion. Emilia, conversely, faces a much heavier burden of legitimacy. Her journey is a struggle to assert a coherent self against a world that views her as a shadow of the Witch of Envy. For Emilia, growth is a process of hardening her resolve to meet the requirements of the Royal Selection, transforming from a passive survivor into a political force. Where Darkness finds freedom by indulging her specific, even absurd, internal needs, Emilia finds it by resisting the labels imposed by a prejudiced society. This comparison proves that "growth" in the genre is not a singular metric; it is either the pursuit of personal satisfaction within a niche or the exhausting fight for a seat at the table of history.