Gu Yi's comprehension of both Buddhist and demonic intent realms owed no small part to the Immortal Slaying Sword.
The sword's fierce and baleful aura could lead one into demonic deviation.
In order to better experience and comprehend the Demonic Intent Realm,
while studying the Book of Heaven, Gu Yi had deliberately loosened his mental resistance to the Immortal Slaying Sword's power and personally experienced what it meant to "fall into demonhood."
At the time, countless negative emotions had surged from Gu Yi's heart. He had longed to shatter his own limits, slaughter heaven and earth, devour all living beings, and use their essence to achieve greatness for himself alone.
But he quickly held fast to his bottom line and suppressed those negative emotions, instead experiencing the sensations of that demonic state.
Gu Yi believed only that power was a tool for people. People could not be controlled by power in turn and become its slaves.
Gu Yi did not reject the savage, domineering power gained after falling into demonhood, but that power had to remain under his control.
In his view, both demons and Buddhas were forms of power in cultivation.
That was why he had deliberately sought to comprehend Buddhist and demonic intent realms.
With the Immortal Slaying Sword's assistance, along with the demonic power contained in the soul rings he had previously absorbed from the Dark Demon Evil God Tiger, Evil Eye Tyrant King, and others,
Gu Yi had successfully comprehended the Demonic Intent Realm this time.
At the same time, he also comprehended the Buddhist Intent Realm.
The appearance of the Buddhist and Demonic Intent Realms enriched Gu Yi's methods and made him stronger.
They could be incorporated into his spear techniques and archery, allowing every move he made to carry the might of Buddha and