Agency defines the divide between those who wield city-level destruction for art and those who wield it as a duty. Both characters sit at YPS-3, yet their DNA profiles diverge sharply on Ego. Cid treats his capabilities as tools for a cosmic roleplay; his "I am Atomic" detonation is not a strategic strike but a carefully choreographed performance. He functions as the architect of his own narrative, driving the plot through a delusional but unwavering will. Shalltear, conversely, is a prisoner of her own settings. Her power is a legacy from a creator she can never truly know, and her identity consists of hard-coded instructions. When she falls under mind control, the fragility of her autonomy becomes the central conflict of her arc. Her growth is a trajectory of recovery and apology, not self-actualization. This divergence extends to their Darkness scores. Cid’s path remains clean because he views the world as a stage, whereas Shalltear carries the weight of her inherent monstrosity and the crushing fear of divine disapproval. One is a god of his own making; the other is a masterpiece that knows it is owned.