Animal Well on PlayStation 5 represents a significant engineering achievement in the 2D Metroidvania genre. The title's foundation is a custom-built engine, meticulously crafted in C++ by a single developer, which provides unparalleled control over the rendering pipeline and system resources. This bespoke architecture enables a locked 60 frames per second experience, with an internal 320x180 resolution that scales flawlessly up to 4K, delivering crisp pixel fidelity on modern displays. The direct communication pathway from input to GPU results in an impressively low input latency of approximately 45ms, crucial for precise platforming and puzzle-solving. The operational efficiency is further underscored by its minimal installation footprint, demonstrating superior optimization. This platform's technical execution establishes a high benchmark for independent game development, prioritizing performance and responsiveness through innovative engine design.