The Blood Sun Scripture was a low-grade Earth-tier cultivation art derived from the essence of techniques such as the Blood Fiend Art and the Great Sun Burning Heaven Scripture, along with Gu Yi's comprehension of the Devouring Intent Realm.
It possessed the advantages of absorbing the light of the blazing sun and evolving as the quality of True Essence increased.
Even if Gu Yi no longer actively deduced the Blood Sun Scripture, its rank could automatically rise, continuously perfecting the circulation routes of the technique.
This ensured that Gu Yi's cultivation speed would not fall behind, even upon reaching the Heavenly Martial Realm or Venerable Martial Realm.
Unlike ordinary Earth-tier techniques, whose cultivation speed remained nearly unchanged as a martial artist's True Essence cultivation rose. The further one advanced, the longer each breakthrough took.
This was also why martial artists would seek ways to switch to higher-grade cultivation arts whenever they reached a certain realm.
Otherwise, cultivating a low-grade technique consumed far too much time, leaving almost no possibility of breaking through to higher realms.
Gu Yi fully circulated the Blood Sun Scripture. The vast energy from the pills and soul rings coursed through his meridians and dantian in cycles, gradually transforming into his True Qi.
At the same time, Gu Yi's body was like a black hole, ceaselessly devouring the light emitted by the blazing sun above.
Gradually, a trace of scorching, violent intent emerged from Gu Yi's body. The sunlight seared his flesh, tempering his True Qi and raising it toward a higher quality.
At that moment, Gu Yi's essence, qi, and spirit converged.
The True Qi, blood vitality, and Soul Power within him merged. Several dozen strands of True Qi within the Soul Core in his dantian underwent a qualitative transformation, evolving into a strand of