But that was still only theory.
Although the Cultivation Techniques had been perfected, no one had tested them through actual cultivation. Whether they could truly forge a powerful Sword Heart remained unknown.
Besides, Li Yun felt a little uncertain.
The Cao Family's Sky-reaching Sword Dao had not been forged in a day. Generation after generation had refined it, and the same was even more true of the Eclosion Immortal Sect's Eclosion Sword Art.
He had drawn on certain traits of his Innate Limitless Divine Spark and could be sure he had perfected the Sky-reaching Sword Dao. But could his work truly surpass the results of generations of effort by the Cao Family?
Li Yun was not entirely confident.
So he summoned Cao Jin and handed him the Sky-reaching Sword Dao he had refined.
He wanted to hear what a true descendant of the Cao Family thought of it.
After carefully studying the Sky-reaching Sword Dao, Cao Jin was stunned. Delighted did not begin to describe it.
He dropped to his knees before Li Yun on the spot.
He declared again and again that it was a more perfect sword cultivation technique than the Cao Family's ancestral Sky-reaching Sword Dao, then begged Li Yun almost frantically to let him cultivate it.
Li Yun was somewhat speechless, but he did not object.
He wanted someone to test the true effects of these Cultivation Techniques anyway. Who better than an actual member of the Cao Family?
After that,
Cao Jin really did switch to Li Yun's refined Sky-reaching Sword Dao.
But Cao Jin was still too weak.
Forging a Sword Heart required, at the very least, all Three Thousand Great Daos and three thousand fully formed Dominator Divine Seats. Those were the basic requirements.
Cao Jin had only a little over a hundred