Along with a sound like shattering glass.
The grand formation before the Mystic Void Piercing Needle, which had held back five Integration Realm Limit Puppets for quite some time, abruptly collapsed at that very moment.
This powerful formation had withstood the relentless bombardment of five Body Integration Cultivators.
Yet it had silently shattered beneath this tiny needle.
What he had just witnessed gave He Song a deeper understanding of the Dao of formations.
At the same time, it strengthened his resolve to delve deeply into the Dao of formations in the future.
After all, if He Song possessed a formation with such terrifying defensive power,
then no matter how many cultivators of the same realm he faced in the future, he would likely be able to rely on this formation to escape with his life.
This was a formation capable of withstanding the relentless bombardment of five Integration Realm Limit Puppets.
Yet no matter how powerful this formation was,
it ultimately could not withstand a single external treasure.
Looking at the Mystic Void Piercing Needle, whose glow had already dimmed, He Song inwardly sighed.
Powerful formation masters could do far more than merely set up powerful formations.
They could also refine treasures like the Mystic Void Piercing Needle, capable of effortlessly breaking formations.
Of course.
Formation masters capable of refining formation-breaking treasures like the Mystic Void Piercing Needle were actually rare even throughout the entire Azure Sea Realm.
Moreover, the power of a formation differed enormously depending on whether someone was controlling it or not.
If someone had been controlling the formation before him when He Song used the Mystic Void Piercing Needle, then the needle's power would likely have found it difficult to reach its full potential as it had this time.
In other words.
Although those formation masters