Since cultivators could all fly around, nearly every immortal sect had its own Mountain Protecting Great Array to keep its mountain gate peaceful.
It could keep unrelated people from coming and going as they pleased, and could also be used to defend against outside enemies when necessary.
Myriad Insect Valley had a Mountain Protecting Great Array too. It had been built by outside formation cultivators, though, and didn't quite fit the Valley's style. They generally left it off unless the situation was critical.
The instant the great array activated, auspicious clouds of light poured across Myriad Insect Valley's normally gloomy mountain gate. Tens of thousands of beams of rainbow light stretched across the mountains, working together to form an inverted, circular barrier that enveloped the entire valley.
Mists and clouds swirled, making the whole scene seem ethereal and otherworldly.
The formation was visibly complex. If someone didn't understand formations and tried to break it through brute force alone—
As long as a Nascent Soul stage cultivator presided over the formation's core, with a certain number of mid-level cultivators assisting, it would be enough to withstand an attack from an Integration stage powerhouse.
Seeing the formation activate normally, the Myriad Insect Valley cultivators hadn't even had time to relax before they realized Lu Bai had no intention of stopping. He charged straight toward the barrier.
His utter disregard for the formation sent the hearts of the cultivators controlling it racing all over again.
Lu Bai stopped just one step from the barrier, then reached out and touched it.
In an instant, both sides' mana turned violent, each trying to devour the other at once.
It was like dropping ice into a hot pan. The terrifying shock waves warped the space itself, and deep black cracks appeared one after another along the