The Prototype Rancour is a sleek, longsword with a blade that tapers to a sharp point, featuring a distinctive blue hue with silver accents. The hilt is wrapped in dark leather for grip, adorned with intricate golden engravings that signify its prototype status. The crossguard is elegantly designed with flowing lines, resembling wings, and the pommel is capped with a small, glowing crystal that emits a faint blue light, hinting at its magical properties.