The disparity between technical restoration and psychological liberation defines this match, proving that identical power ceilings can mask opposite character trajectories. At YPS-4, both characters operate as strategic deterrents capable of dismantling armies, yet their paths to this plateau diverge sharply. One views this level of capability as a corrected error in a scientific equation; the other views it as the only means of surviving systemic erasure. While the reincarnated sage treats magic as a rigorous exercise in physics—utilizing dust explosions and sympathetic vibrations to reclaim a lost peak—his journey is a restoration of a previous state. He possesses high technical efficiency but zero moral darkness, as his struggle is purely academic. In contrast, the ascent from slave to the Heavenly Emperor of Q'ten Lo represents a radical psychological evolution. Her growth is not a reclamation of lost knowledge but a hard-won victory over trauma. The cost of her power is written in a darkness score that reflects the scars of subjugation, making her role as the Katana Hero a burden of duty rather than a pursuit of perfection. The comparison reveals that while YPS-4 capabilities are equal, the value of that power is derived from the friction of the journey. One character optimizes a system he already understands, while the other survives a system designed to destroy her. The technical mastery of the former is an intellectual triumph, but the resilience of the latter is a human one.