The reason Jin Ge and Song Yue'er felt this world was somewhat interesting was that its spiritual energy was rapidly withering away.
Even in daily life, they could barely sense any spiritual energy anymore. In its place was another kind of energy.
That energy was widely distributed throughout heaven and earth, existing in the form of waves. Jin Ge believed it was the result of an abnormal shift in life frequency.
To put it in simpler terms, it was probably because enough Lizardmen had died in that world, so this kind of energy had grown more and more abundant.
Even calling it "death energy" did not seem excessive, but overall, it was basically harmless to people.
Another reason Jin Ge and Song Yue'er felt it was worth intervening was that this world was rapidly heading toward decline.
From its previous abundance of spiritual energy to its current withering, it felt as if it was entering the Age of Dharma's End at an extremely fast pace.
Spirit stone mines still existed, yet spiritual energy had actually vanished. That should have been enough to explain the problem.
As for why it had declined so quickly... their social civilization had already restarted several times. They had courted death themselves, so who was there to blame?
Jin Ge and his companion did not think this world necessarily had much reference value, but those other two worlds were even worse.
At the very least, this world was a large world. Although it could not compare to the size of the world where the Empire was located, it still had a vast expanse of starry sky.
There was no lack of dangerous celestial phenomena there either, as well as some traces of Cultivators having arrived.
They had stayed in this world the longest, originally intending to