Clearly, they too were afraid of running into someone they couldn't handle.
If their goal was merely to obstruct, they would have a good chance of survival even if they encountered a powerful demon.
After all, the Great Realm was filled with countless Tribulation Cultivators, and most powerful demons couldn't be bothered to slaughter them wave after wave.
Most would simply reveal their aura to scare off the Tribulation Cultivators.
But if these Tribulation Cultivators dared to attack the Spiritual Boat, their lives would be forfeit should they run into a truly powerful demon.
No demon that could survive in the Great Realm was simple.
Xu Chang'an shook his head and put it out of his mind.
Even though this was just the preliminary refining, based on his current rate, he hadn't even completed one ten-thousandth of the process.
'Keep going! Keep going!'
...
