The thunderous boom was like a bolt from a clear blue sky, yet it came with abnormal suddenness. Every cultivator present turned pale with shock and whipped their heads toward the sound.
Then they saw, deep within Heavenly Sound Palace, a multicolored pillar of light shoot into the heavens, joining sky and earth. Five-Colored Glaze blazed within it, its momentum truly astonishing to the extreme.
Next, a string of crackling explosions rang in their ears. Along with them, two heaven-shaking spiritual pressures erupted from deep within the great mountain. The entire void actually twisted because of them, and in that instant, the vitality of heaven and earth became chaotic to the extreme.
Everyone could not help but look at one another.
Even a fool could tell that this terrifying aftershock was caused by two powerful figures locked in fierce magical combat.
But this was the main headquarters of Heavenly Sound Palace. Who would dare come here to pluck the whiskers of a tiger?
It was too absurd!
If they had not witnessed it with their own eyes, likely no one would believe the scene now unfolding before them.
"Tribulation Transcendence Late Stage!"
Nailong True Person's voice also gained a few degrees of gravity.
"That's right. One side is indeed a Tribulation Transcendence Late Stage cultivator. As for the other side, though they haven't reached the Late Stage, they are absolutely at the Tribulation Transcendence level as well, and a rarely seen powerhouse at that. Otherwise, they could never stand against a Late Stage cultivator as an equal."
Hundred Flowers Fairy stepped forward, her crisp, pleasant voice entering their ears. Her analysis was more or less the same as Nailong's; both of them were certain that Tribulation Transcendence-level powerhouses were fighting with all their might deep within Heavenly Sound Palace.
Naturally,