Han Feizi.
A renowned figure in Legalism.
He was also Legalism's only cultivator in the First Tier of the primordial origin golden immortal realm.
Han Feizi was Legalism's final glory, and also its most dazzling star.
He studied under Xunzi, a Confucian sage in the First Tier of primordial origin golden immortals, and shared a master with Li Si, the leader of the Legalist reformists in the state of Qin.
He combined the teachings of Confucianism and Legalism, bringing both to their culmination, and was also Legalism's only cultivator in the First Tier of primordial origin golden immortals.
He was also the only leader of a school throughout the entire era of the Hundred Schools' contention who was not its founding patriarch.
As for the other Hundred Schools of Thought.
The strongest among most of them were their founding patriarchs.
For example, Confucianism had Confucius, and no matter how outstanding Mencius and Xunzi were.
They were still only called Second Sages within Confucianism.
Although both were cultivators in the First Tier of primordial origin golden immortals.
Confucius was clearly somewhat more powerful than those two.
There was another man, likewise a founder of one of the Hundred Schools of Thought, who stood toe to toe with Confucius.
Mo Di of the Mohist School.
He was the Mohist School's founding patriarch, although the school later branched into the two great houses of Gongshu and Lu Ban.
But those were family organizations. Strictly speaking, they were artisans who had separated from the Mohist School and later no longer fell under its authority.
One could only say that though the lotus root had snapped, its threads still clung together. The Gongshu and Lu Ban families retained quite a few ties and would follow some of the Mohist School's instructions.
The Mohist School's true