Zhunü lowered her head in silence, finding it very difficult to put into words.
Seeing this, Wang Yu grew tangled in a rare moment of hesitation. Back then, he had used nine truths and one lie to lure Zhunü into the trap, and had even once entertained the thought of making her an Artifact Spirit.
Though he had later given up on it, the other party's Netherworld Divine Domain had indeed merged into the Soul Honoring Banner. Its effect had been to greatly increase the area of the space inside the banner, as well as to elevate its effect of nourishing yin souls.
Most importantly—
It had laid the foundation for the status of the Artifact Spirit, the Yin Son of Heaven, causing him to undergo a qualitative transformation and gain traits similar to the "Incense Law Realm." Among the three hundred million Banner Spirits, only a minority could obtain an undying Banner Spirit body.
Their day-and-night worship of the Yin Son of Heaven produced Incense Power, or rather, "Power of Faith," which could greatly accelerate the evolution of the Soul Honoring Banner, and even continuously perfect the structure of the Netherworld space.
Paired with Wang Yu's rapidly improving Yellow Springs Dao Principles, The Soul Honoring Banner had become Wang Yu's Dao-verifying artifact on this path, possessing traits no weaker than a Natal Spirit Treasure. Zhunü had to be credited with a great merit for that.
Now, as he comprehended the Buried Immortal Dao Principles and refined those insights into the banner, constantly strengthening its law foundation, the probability was very high that it would rise along with him in the future and advance into a Heaven Profound Spirit Treasure.
There were also matters such as attacking the native living beings and helping him in the Soul Refining Domain. These