The Secret Base.
An ornate longsword lay before Nie Yun. It was the latest individual weapon he had spent an entire day developing.
The sword was 1.4 meters long and silver-white throughout. Its design somewhat resembled a Western cruciform sword, with a broad crossguard.
The blade was about three fingers wide, thick in the middle and thin along both edges, with a keen point and cutting edges. Fine, intricate patterns were engraved across it.
Its smooth surface reflected Nie Yun's figure like a silver mirror.
The entire sword was made from Mechanical Insect material. Under Nie Yun's design, its cutting edges were so thin they were almost transparent.
He picked up the longsword and held it toward the sun. A stunning halo rippled along its narrow edges, glittering like a diamond blade!
The cutting edges alone far surpassed the finest precision currently achievable anywhere in the world, while their toughness was equally extraordinary.
Calling such a longsword a legendary weapon no longer did it justice. Even an ordinary person wielding it could slice straight through a tank.
In Nie Yun's tests, he had yet to find anything it could not cut. Its performance rivaled the legendary High-Frequency Vibration Blade!
Yet a longsword developed at the cost of so much of Nie Yun's processing power was naturally not that simple. Its deadliest means of attack was not its unstoppable sharpness, but the miniature electromagnetic weapon embedded in the center of its blade!
That was right. This sword was also an oddly shaped electromagnetic rifle!
At the center of its crossguard sat a transparent crystal orb the size of a marble. A tiny flame burned at its heart, casting scattered specks of soft light outward. It was quite extraordinary!
This was a miniature nuclear fusion battery Nie Yun had designed with both