Dao Ke Dao Immortal Gu!
This Immortal Gu was rounded at both ends, pitch-black all over, and divided into many segments. Once Fang Yuan activated it, it began emitting a faint starlight.
Azure starlight illuminated Fang Yuan's entire body.
Fang Yuan held his breath and focused, observing carefully while remaining fully on guard against any mishaps.
It was not safe for Gu Masters to use Gu. Many Gu worms had aftereffects or drawbacks.
The same was true of Immortal Gu. In fact, because they were extraordinarily powerful, their aftereffects and drawbacks were correspondingly greater.
This was Fang Yuan's first time using Dao Ke Dao Immortal Gu. Although he had used Wisdom Dao Means to deduce matters beforehand, one could never be too careful.
At first, the starlight only covered Fang Yuan's whole body. But after several breaths, it accumulated, like a thin layer of flowing water draped over him from head to toe.
The stream of light formed from star radiance grew thicker and thicker, gathering over Fang Yuan's face, limbs, and torso.
Then, as time passed, the flowing light gradually diminished. After more than ten breaths, it slowed until it vanished completely.
The starlight around Dao Ke Dao Immortal Gu disappeared without a trace, returning it to a dark and lightless state.
However, a piece of information had appeared in Fang Yuan's mind, letting him know the quantity of Dao marks on his body.
Snow Dao and Ice Dao marks were the most numerous, exceeding sixteen thousand!
Fang Yuan's heart gave a slight jolt upon learning this.
One hundred Dao marks could amplify the corresponding Immortal Gu's effect by ten percent. One thousand Dao marks could double its original effect. Then sixteen thousand Ice and Snow Dao marks naturally meant an additional sixteenfold amplification!
This meant that if Fang