Using the roads previously built in Demon Race territory, Huo Yuhao quickly assembled his army and advanced toward the designated locations.
Yet this rapid march did not lead Huo Yuhao to attack the Six Great Fortresses directly to achieve a surprise assault.
Huo Yuhao had always been clear about the purpose of this operation. Thus, when the legions reached their designated locations, his first order was to keep watch in all directions while constructing the positions designed beforehand.
Once Huo Yuhao issued his orders through the Soul Tool communicators, the twelve newly formed Demon Race legions immediately sprang into action.
In Huo Yuhao's vision, this was a long defensive line stretching across the Six Great Fortresses. Aside from the Soul Tool positions, various ditches, trenches, temporary bunkers, and tunnels would all connect to one another.
The generally powerful physiques of the Demon Race soldiers, together with the tools they had brought in advance, allowed them to finish the basic structure of these defensive lines very quickly. The twelve newly formed Demon Race legions numbered 1.2 million demons in total.
However, because of the different distances involved, only six of the newly formed legions had reached their designated locations so far. Even so, that was still an army of six hundred thousand demons.
Together with several other old Demon Race legions that had hurried over, their numbers stood at six hundred and thirty thousand. With ample tools available and everyone building a defensive line at the same time, their progress could hardly be slow.
Although the Six Great Fortresses had not figured out the Demon Race's intentions, they would not simply sit and await death. However, they faced such a large Demon Race army, and the Six Great Fortresses themselves were not prepared for a battle on the scale of the