The insects were far larger than before, and their strength had gradually risen from the Qi Refining Stage to the Foundation Establishment level.
The once pitch-black cave interior suddenly turned into a sea of white.
They poured out from above, surging toward the cultivators at the bottom of the cavern like a flowing white tide.
Their numbers were immense. Once massed together, they were enough to force even Golden Core Cultivators back.
The human cultivators dared not delay any longer. They brought out formations and banners, while layers of protective shield-light slowly emerged from their bodies.
Dense spell arts and streaks of light converged into a hail of gunfire, colliding with the white insect tide.
Like a barrier erected before a flood, they shattered the enormous white waves with a thunderous crash.
But the Foundation Establishment Bone-Eroding Insects were endless, and they were charging toward the humans faster and faster.
Many teams began suffering casualties, and their steps toward the exit gradually slowed.
Although some powerful teams tore open a gap and pushed against the insect tide toward the cavern's exit,
their pace still slowed, and they even showed signs of being driven back.
With so many Bone-Eroding Insects, the drain on the cultivators also increased sharply.
Even Nascent Soul Cultivators had to conserve their spiritual energy amid the endless slaughter.
Otherwise, they would soon exhaust it.
Before long, the humans unconsciously formed a defensive ring.
Each team defended one direction, allowing the weaker cultivators to rest and recover inside the ring.
Many teams whose teleportation points had been far from the other humans were gradually swallowed by the swarm.
Their blood, flesh, and bones only made the white insect swarm more frenzied and ferocious.
As everyone tacitly joined forces to resist together, the low-level Bone-Eroding Insect swarm was driven