Longevity Immortal City.
As Lingkun began to activate the Big Array, the aura between heaven and earth in the Immortal City immediately surged, and everyone, regardless of their cultivation level, felt an extremely oppressive breath descending from the sky.
At this moment, those who were launching the Big Array with Lingkun also felt an increasing suction force in the Array Flags they were holding.
Their mana within their bodies, like a floodgate opening, was crazily pouring into the Array Flags, causing their hearts to be suddenly shocked.
However, they had been warned by Lingkun before that activating the Big Array would require a massive amount of energy, which was why they needed top-grade spirit stones to support them in lasting a little longer.
