Agency in isekai often functions as an inverse of power, where the ability to reshape the world comes at the cost of personal autonomy. This comparison breaks down at a mechanical level because it pits an authority-type YPS-4 against a physical-type YPS-6; the gap in destructive ceiling renders combat analysis irrelevant. Instead, the meaningful tension lies in how they navigate their roles as outliers. Demiurge operates as a sophisticated tool, translating Ainz Ooal Gown’s vague musings into a systemic nightmare of skin-parchment and geopolitical collapse. His high efficiency is a manifestation of his lack of ego; he is a programmed entity whose identity is entirely subsumed by his creator's will. Conversely, Milim Nava exists as a force of nature whose struggle is not administrative but emotional. While she can erase geography, her arc centers on the regression from a traumatized loner to a vulnerable companion under Rimuru’s influence. Demiurge represents the horror of a functioning cog in a dark machine, while Milim represents the loneliness of a god who is too large for her own world. One finds purpose in absolute servitude, the other in the search for a peer. This reveals a core isekai dichotomy: power as a means of control versus power as a barrier to connection.