The escalating photorealism of contemporary video-game graphics has produced an unforeseen perceptual crisis: audiences now systematically rank organic, physical-world imagery as visually inferior to real-time rendered environments. This paper conceptualises what we term the Ultra-Realism Paradox—the condition under which digitally curated visual stimuli become the cognitive benchmark against which physical reality is measured and found wanting. Drawing on a 2025 social experiment, the psychology of aesthetic inflation, and a technical deconstruction of the rendering techniques responsible for hyperstimulation—namely strategic lighting, ubiquitous ray-traced reflections, and exaggerated ambient occlusion—we examine the strategic consequences for game art direction and the broader implications for human perceptual ecology. We further argue that the ascent of immersive Virtual Reality amplifies this phenomenon, creating conditions favourable to sustained reality-disinterest, maladaptive escapism, and perceptual recalibration away from the physical world. The paper concludes with a set of design and policy reflections aimed at navigating the tension between market-driven hyperstimulation and the longer-term psychosocial costs of displacing organic reality as the perceptual gold standard.