The Mystic Sect had always cultivated both within and without.
Within, he diligently cultivated the Pangu Emperor Vitality Cultivation Scripture, nurturing the enormous world embryo within his body into the foundation of his being. At the same time, he would perfect the transformations of the outer world.
Beyond overseeing the workings of the primordial world, he could sow heaven and earth and become the source of all worlds.
Yet how exactly to become the source of all realms required careful study.
At present, the path of Earth Immortals already existed in heaven and earth.
Zhen Yuanzi, for instance, had many wandering immortals under his command, known as Earth Immortals.
Earth Immortals were immortals who dwelled in the world in carefree freedom. They were not bound by the divine path of the Celestial Court, nor were they under the jurisdiction of the Netherworld Underworld. They lived forever in the mortal world and diligently cultivated the Great Dao, restrained only by Zhen Yuanzi, the Ancestor of Earth Immortals.
Such Earth Immortals were, in truth, more like a faction.
It was like how all immortals upon the earth fell under the Ancestor of Earth Immortals' authority.
While the immortals of the heavenly realms fell under the Celestial Court's jurisdiction.
At least in name.
Yang Huai, however, wished to use World Tree seeds as his foundation to deduce and perfect methods of Inner-Scenery and Outer-Scenery cultivation.
The Inner-Scenery cultivation method originated from the Great Clarity lineage.
It shared the same source as the Inner Alchemy Method.
It regarded oneself as an inner universe, the body as the Dao One, and ultimately merged with the outer universe as one, thereby attaining the supreme Dao Fruit.
Outer-Scenery, meanwhile, focused on cultivating through the outer universe, borrowing its power to perfect one's own Dao Fruit in pursuit