Images of time reversal.
In truth, this was no longer their exclusive secret. All Dao Attainers could do it.
As for it being some powerful spell involving the legendary law of "time"?
It had nothing to do with time at all.
Spells that reversed time images were extremely common.
Their fundamental principle was this:
"When we observe a distant planet countless light-years away, what we see is not that planet's current image, but its historical image from countless years ago."
As long as they jumped far enough away, they could capture the earlier images.
And it was not truly a jump, either.
It was a special Spatial Fixed-Point Summoning Array. Through extremely precise calculations and positioning, it reverse-teleported the light image from that distant stretch of space and summoned it over.
"Have you located it?" the deep-blue creature asked with a smile.
"I have. Let's first see what happened two hours ago. Two hours, at light speed... that should be the light recording from a region near the southern edge of the Solar System. Now, I'll begin activating the teleportation array in reverse and summon that patch of light and shadow over."
Another creature smiled. This was an extremely delicate task, requiring the distortion of the laws governing the light within in order to extract clear light-and-shadow data. "Although this is my first time participating in a planetary assessment mission, I've practiced spells in this area before."
In fact, this was an extremely practical and universal spell across the myriad universes, with more than a hundred different variations.
Even though the two of them were merely on the Ninth-Order Road, they could still do it with ease. The only limitation was that the past images they could capture did not go back very far—only two or three days—because the distance