Dark Sacred Realm, Hunyuan City, Large Hunyuan Hall.
It was not the "Bing Seven" cave abode where Dongguan was staying, but somewhere deeper within.
Two gazes turned in unison toward Dongguan's location.
"Just now, was that-" The woman in fiery-red robes furrowed her delicate brows, sensing the lingering fluctuations.
"The Space-Time Annihilation Tribulation!" the silver-haired, silver-browed man said gravely. "Haven't we seen Lu Yin accomplish it before?"
"It was very similar, but not quite the same," the woman in fiery-red robes said, weighing her words.
The first volume of the perfect-level legacy "Space-Time Walker" cost only 90 points to redeem in Infinity Space, so a great many people had exchanged for it, especially since quite a few cultivators followed the path of space-time.
Yet only a mere three had succeeded.
The two of them knew of it only because, not long ago, after the Beigu World Cluster fell, Lu Yin Walker had come to the Dark World Cluster, giving them the good fortune to witness it.
Otherwise, they would never have been able to recognize the "Space-Time Annihilation Tribulation."
However, for Lu Yin Walker, who had successfully mastered it, the Space-Time Annihilation Tribulation was already a form of unstable power at his disposal.
"He probably hasn't mastered it. Instead, he used the special properties of a cave abode in the Large Hunyuan Hall to simulate it, and then his lack of skill caused that situation. Fortunately, he was inside the Hunyuan Hall. Had he been outside, it would have been a disaster," the silver-haired, silver-browed man judged.
"A lack of skill?" The woman in fiery-red robes looked at him, her expression seeming to ask, Are you sure about that?
The silver-haired, silver-browed man gave a light cough, then said, "Compared to Lu Yin Walker, who has truly mastered it, he