Because he was dealing with the barrier protecting the crystal, Miller used his Mental Power with extreme caution, advancing it a little bit at a time to probe the barrier's range, total energy, and other details around the platform.
The crystal seemed to sense something as well. Its flashes grew increasingly rapid, until the entire hall was brightly illuminated and no auxiliary lighting was needed to see everything clearly.
As the crystal's light flashed without pause, more and more strange Monsters and ghosts emerged from within it, produced at an ever-increasing speed and appearing wave after wave.
Every monster that was created charged toward Miller instead of heading for the people at the passage entrance who were preparing to provide support.
Fortunately, the newly created strange Monsters and ghosts were not particularly powerful. They were comparable to the ones they had fought before, so Zhou Ziyun alone was able to hold the line.
Of course, although the strange Monsters and ghosts were relatively weak, even ants could kill an elephant. Once something reached a certain number, it became terrifying.
The same was true for the Monsters. Once their numbers reached a certain level, Zhou Ziyun's Xiantian power was rapidly depleted.
Especially with his Domain spread open and under attack from both ghosts and Monsters, his Xiantian power plummeted. It did not take long before it was nearly exhausted.
After signaling Zhou Ziyu, he had him take over, then pulled out the Pills he carried with him and took one to restore his Xiantian Qi.
This was the first time Zhou Ziyun had taken a pill to replenish his Xiantian Qi since arriving in Xiye Ancient City. All his previous battles had been more than manageable, and he had dealt with his enemies with ease.
But now he had to replenish