At this moment, Ling Chengxia and the others on Golden Winged Mountain also understood the significance of a Fourth Rank Superior Grade Formation Breaking Talisman.
Like Yan Siyi, they desperately unleashed attacks, hoping to stop that Formation Breaking Talisman.
However, there were simply too many demons outside the mountain.
Moreover, those demons had deliberately shielded the talisman.
Under such circumstances, all their attacks were intercepted.
That Fourth Rank Superior Grade Formation Breaking Talisman was like a fallen leaf amid a torrential downpour, drifting with the wind through the rain without suffering the slightest damage. In the end, it landed upon Golden Winged Mountain's Mountain Protection Formation.
Immediately afterward, a tyrannical force radiated from within the talisman, madly drawing in the spiritual power contained within the Mountain Protection Formation.
Because its grade was too high, the formation was utterly unable to resist it. Even the speed at which the formation absorbed the mountain's spiritual qi was fundamentally slower than the speed at which its power was being siphoned away.
In an instant, the formation visibly weakened at a rate discernible to the naked eye.
Meanwhile, the aura of the Formation Breaking Talisman grew increasingly powerful.
After three breaths, the spiritual power absorbed by the talisman had reached its limit.
Then, a deafening boom rang out.
The Spirit Talisman Cave directly detonated the vast spiritual power within it, erupting with immense might and blasting several enormous cracks into the formation.
Moreover, a huge ripple immediately swept across the entire formation.
The formation seemed as though it were about to be overturned.
It shook without end.
The spiritual light it emitted also dimmed considerably.
The demon beasts outside the mountain hurriedly seized this opportunity. Sparing no effort, they unleashed countless ferocious attacks upon the cracks in the formation.
Those areas were already incomparably