The chasm between YPS-5 and YPS-2 is absolute, rendering any discussion of combat output meaningless. This disparity reveals a critical isekai truth: narrative value often inversely correlates with destructive capacity. While Diablo exists as a primordial force of nature, his role is fundamentally static. He functions as a luxury asset for Rimuru, a butler whose primary narrative purpose is to validate the protagonist's status through absolute subservience. Because his power is a given, he lacks the friction necessary for genuine character development. In contrast, Viktoriya Serebryakov operates within the grinding machinery of total war, where her lack of overwhelming power makes her existence a precarious act of will. Visha is not a tool for a master's ego, but a humanizing anchor in a world of hyper-rationalist slaughter. Her struggle to maintain professional competence and emotional resilience amidst the chaos of the Empire's campaigns provides the emotional stakes that a continent-level entity cannot. Diablo's loyalty is an obsession born of boredom; Visha's loyalty is a survival mechanism born of necessity. The gap in power highlights a gap in utility. Diablo proves that the world is controllable, but Visha proves that the world is worth surviving. By stripping away the fantasy of omnipotence, the narrative weight shifts to the soldier who manages the coffee and the logistics while the world burns, making her the more essential study in resilience.