On the Origin Continent, many factions and many super experts would teach the super secret arts they took pride in to disciples whose strength was still low.
Once these disciples fell into the hands of other experts and methods such as "soul-searching" were used on them, their secret arts would be completely leaked as well.
To prevent secret art inheritances from being leaked, many protective measures had emerged.
The most basic measure was to divide an ultimate art into many parts and teach them gradually as one's strength increased. By the time one obtained the truly profound portions, one would already be very powerful, making it naturally extremely difficult to search out those memories.
A stricter method was like the restriction Nie Zhuhuang had left within the Memory Stone. Only when Lin Yan's realm surpassed his would he be capable of leaking the inheritance information within.
Building upon this, methods such as the Panwang Mountain lineage's "Panwang Mountain Master Token" had emerged. To spread the inheritance, one first had to meet the basic requirements of the Mountain Rules. Otherwise, it simply could not be leaked. Even if one's memories were searched, the "Panwang Mountain Master Token" would collapse and destroy everything, making it impossible for enemies to uncover.
As for methods like the "Secret Art Spirit," only Super Existences at the King of Gods level could refine them, and they were even more peculiar. They basically all employed the protective measure known as the "Nayin Secret Technique."
Once the Nayin Secret Technique was mastered, a truly powerful secret art could be "guided into" it. Under the influence of the Nayin Secret Technique, it could serve to "protect the secret art," ensuring that no one could search out the true secret art.
Furthermore, this secret technique contained many difficult aspects. Only