The enormous blade that contained the attributes of wind, thunder, clouds, and lightning could even pulverize a massive mountain if one stood in its way.
Although the enormous blade enveloped in crimson light that the peak Integration stage elder unleashed was likewise brimming with immense energy, it still failed to block the attack of the enormous blade formed from the fusion of the four swords.
The Giant Sword wrapped in dazzling radiance was encircled by layers of talismanic patterns, appearing incredibly sharp and soul-shakingly intimidating.
The enormous howls of wind and peals of thunder resounded through the heavens. The mere sound waves, loud enough to deafen, were already sufficient to invade a cultivator's mind and plunge him into a daze from which he could not extricate himself.
Faced with such an attack appearing before him, the elder's expression finally changed drastically.
As a peak Integration stage ghost cultivator, his experience could not be called lacking. Yet throughout everything he had encountered, he had never once met an early Integration stage cultivator capable of unleashing such a powerful strike.
As someone extremely knowledgeable about magic formations, the elder naturally knew the might of the Four Symbols Sword Array. However, the Four Symbols Sword Array before him had already far surpassed his understanding. That it could bring the four-sword formation to such a terrifying level had been completely beyond his expectations.
Seeing the attacks of the four celestial phenomena merge together and display such overwhelming might, the elder felt a chill surge through his heart. Without the slightest hesitation, incantations surged through his body, and he unleashed a powerful secret technique.
"Good, very good. I never expected you to possess such methods. You truly have surprised this old man. But since you've forced this old man to unleash this secret technique, your