The cultivation method was the foundation, while true skills were techniques.
To reach this step, not only did one need an extremely strong foundation, enough to rival the highest secret techniques of the Demon Clan, but also had to create defiant true skills to have a chance.
Among the Human Clan's Body Refining Techniques, only the "Three Thousand Hell Body" created by Xiahou Shou reached the level of the highest secret techniques.
After all, the physique of the Human Clan was far inferior to that of the Demon Clan, and catching up with the Demon Clan's highest secret techniques in body refinement was extremely difficult.
Even in Qi Cultivation Methods, those that could be considered on par with the highest secret techniques were very few.
Moreover, the difficulty of cultivating them was extremely high.
"You have such strength, which gives me some relief."