The Black Tortoise Void Sea was located at the far west of the Heavenly Domain’s Unholy Sea, and was far away from Heavenly Domain City. Even without mentioning the twists and turns of the dangers, it would take half a month, even for a Samsara Edict Realm expert, to fly over.

Furthermore, cultivators needed to rest. If they ran into some trouble, they would have to take an even longer time. This was the reason why they could only rely on a saint-class warship to travel.

A saint-class warship was a powerful saint artifact. At full power, it could even unleash a power comparable to a saint. Only the Mo Clan and Sacred Alliance knew how to forge a saint-class warship. So other forces, including the Divine Dragon Empire, could only buy from them.

Then again, it wasn’t easy to forge a saint-class warship. It would need hundreds of years to forge, consuming immeasurable resources in the process. When the saint-class warship took off from the port, it flew to the clouds and continued to climb.

In the end, the saint-class warship broke through eighteen layers of heaven before it stopped rising. The Kunlun Realm had thirty-six layers of heaven. With three layers being heaven, it could also be called nine...