C46 Immortal emperor's return

At this moment, Gongsun Ztian felt dizzy and his mental energy was extremely depleted. What was going on? Why was it completely different from his previous teleportation? No one would be able to explain anything to him at this time, so there was no way for Gongsun Zaitian to explain what was happening.

Suddenly, a violent fluctuation shook Gongsun Zaitian's soul as well.

Following which