The fundamental tension in isekai power is not how much damage one can deal, but whether that power grants agency or further servitude. A YPS-6 hybrid and a YPS-3 physical combatant operate on such divergent scales that a direct power comparison is meaningless; instead, their divergence reveals the genre's split between the fantasy of transcendence and the reality of optimization. Jinwoo treats the system as a ladder, utilizing a leveling interface to systematically erase every limitation until he achieves total self-determination. His journey is a linear ascent toward an Ego score of 100, where the world eventually bends to his will. Conversely, Tanya views the system as a cage to be managed. Her meticulous adherence to military bureaucracy and utilitarian logic does not liberate her; it makes her too valuable to the state to ever be left alone. While Jinwoo’s growth leads to the solitude of a monarch, Tanya’s growth leads to the trapped prestige of a high-ranking officer. One conquers the game to stop playing; the other plays the game perfectly only to find the game owns her. This contrast highlights a core isekai duality: the difference between the protagonist who breaks the world to save themselves and the protagonist who masters the world only to become an efficient tool.