Since he had already comprehended the Time Great Dao to ten-tenths perfection, there was naturally no need for Bai Yu to remain in the River of Time.
Although Bai Yu had used the River of Time to comprehend the Time Great Dao, the River of Time had likewise benefited immensely.
Now, the River of Time in the Primordial World had clearly become even more terrifying. Even Grand Unity Golden Immortals could no longer treat it like a toy and manipulate it as they pleased.
Even Grand Unity Golden Immortals would be suppressed by an incomparably terrifying force of the Great Dao upon entering the River of Time.
One had to know that previously, the River of Time had truly been like a toy to Grand Unity Golden Immortals. They could manipulate it at will; let alone any pressure, it would not have affected them in the slightest.
At its core, the River of Time was not the Time Great Dao itself. It merely contained a trace of the Origin of the Great Dao.
Of course, the Origin of the Great Dao contained within the River of Time had not increased by even the slightest bit.
Then why had it become so terrifying that it could even suppress Grand Unity Golden Immortals?
There was no particular reason.
It was simply because Bai Yu had been there.
Bai Yu had sat deep within the River of Time, comprehending the Time Great Dao until he reached perfection. Though the further his comprehension of the Time Great Dao progressed, the less benefit the River of Time could provide, until it was practically negligible.
Yet Bai Yu had not returned to Penglai Immortal Island. He had continued comprehending the Time Great Dao within the River of Time until he attained ten-tenths perfection.
As Bai Yu