Chen Fei's steps involuntarily paused. From afar, he had heard the sounds of attacks coming from this direction, but after arriving, he had not found Xu Wangliang and the others fighting any demon beasts.
Now, it seemed they had all been besieging this barrier, trying to shatter it and obtain the black box inside.
"Was the white mist outside, as well as the fluctuations I sensed earlier, caused by this formation, or was there some other reason?"
Chen Fei carefully observed the barrier. Rather than rashly attacking at once, he circled around it twice. He discovered that the barrier sealed off the surroundings completely, without leaving the slightest gap.
Not only on the ground—Chen Fei also saw several earthen pits around the barrier. Clearly, Xu Wangliang and the others had even tried going underground, yet they still could not break through this formation.
Chen Fei pondered for a moment. Blackness spread across the Qian Yuan Sword, and in the next instant, a flash of black light streaked forth as the Qian Yuan Sword slashed against the barrier.
Bang!
With a muffled boom, the barrier did not budge in the slightest. A recoil force surged back, making Chen Fei's body tremble faintly. Dragon Subduing Elephant automatically circulated, dissipating the force.
"So hard!"
Chen Fei frowned slightly. Such an attack had not even qualified to make the formation ripple. After a moment's thought, Chen Fei retreated half a step. The blackness on the Qian Yuan Sword had already completely condensed at its tip.
This could be considered the ultimate application of the Heavy Origin Sword. Back at the Immortal Cloud Sword Sect, Chen Fei had still been unable to fully control this move and could only use it as an explosive technique.
But after nearly ten months of cultivation, though Chen Fei's