A hyper-realistic close-up view of a knight gripping a long obsidian sword, showcasing an intricate design with mesmerizing reflections dancing along its blade, capturing the gleaming edge and the exquisite surface texture of the finely forged metal. The subtle, graceful curves of the blade add an air of elegance, enhanced by ultra-detailed textures that shimmer under HDRI lighting. Rendered with Octane for stunning clarity, utilizing Unreal Engine 5 combined with RTX shaders to achieve an astonishing level of realism. Presented in 32K UHD for unparalleled detail and depth, the image captures every nuance from the knight's gauntleted hand to the precise artistry of the sword's ornate hilt.