A ring of light swirled, and several interlocking formations caught all four Four Great Heavenly Demons within them.
Chu Xingchen's expression finally relaxed a little, and he looked toward Xu Linglong.
These Heavenly Demons had, after all, only briefly draped themselves in human skin.
Their different, monstrous appearances now were their true faces.
Only... this was just the beginning.
Two more Tribulation Transcendence cultivators came from due west, and two dazzling streaks of rainbow light crashed into the barrier.
They headed straight into battle with the demons.
These were all the Tribulation Transcendence cultivators who had arrived so far.
The Heavenly Demons had all but secured Yuzhou City completely. These Tribulation Transcendence cultivators had only infiltrated it by using the Heavenly Derivation Sect's exclusive secret art to conceal their identities.
But even that had its limits.
More Tribulation Transcendence cultivators had not actually entered the vicinity of Yuzhou City. They remained a little farther away.
Any more, and the likelihood of discovery would have soared.
Now, Chu Xingchen truly had to hold out against the Four Great Heavenly Demons until the other Tribulation Transcendence cultivators arrived to reinforce him.
Furthermore, the formations set up here had no suppressive effect. Instead, they sealed off space to prevent the Heavenly Demons from using some means to tear through it and escape.
Thus, in a sense, this barrier was rather fragile. It might not withstand more than a few strikes from the Four Great Heavenly Demons.
But this was already the best method available. In all of Yuzhou City, only this place had a reasonably decent spirit vein capable of sustaining it.
Anywhere else would have struggled even more.
The barrier was a means to an end, but to truly keep them here...
Chu Xingchen's expression grew solemn as Myriad Forms turned into