When Lin Fei transitioned from the Saint Origin Realm to the Guangyuan Realm, he underwent a heavenly tribulation, though that tribulation had not posed much of a threat to him.
As for how dangerous the heavenly tribulation from the Guangyuan Realm to the Diyuan Realm would be, Lin Fei had used divination to predict that it would be a mix of fortune and misfortune.
It seemed he would encounter some trouble, but he would likely be able to turn danger into safety and weather the storm.
Chapter 1858