Within the vast hall, milky-white flames filled the eye. Across the enormous plaza, nearly several thousand zhang wide, countless flame figures stood rigidly upright. They made not the slightest sound, yet an extremely terrifying aura spread through the space. That aura seemed to merge together, transforming into a giant flame dragon that coiled above the heads of those flame figures, brimming with murderous intent.
At one end of the hall, Xiao Yan and the others looked upon this formation, their brows slowly knitting together. This was not the first time they had seen such a scene. Since entering that giant door, Xiao Yan's group had already passed through three halls almost identical to this one. The only difference was that the deeper they went, the stronger the Fire Slaves that appeared became!
For example, according to Xiao Yan and the others' senses, every one of the Fire Slaves before them now possessed the strength of a Dou Zun.
A single Dou Zun was hardly worth mentioning in Xiao Yan's eyes, but when their number became ten thousand, even a Dou Sheng would have to take them seriously. Especially since these Fire Slaves coordinated with one another almost perfectly; together, their might was terrifying in the extreme.
"Elder Gu, if we keep forcing our way through like this, when will it end?"
Xiao Yan frowned slightly and could not help asking. Although those here were not weak, if they had to keep passing through halls like these without end, the Dou Qi in their bodies would sooner or later be exhausted. The natural energy in this space was all tainted by traces of the Demonic Flame, and no one dared absorb it carelessly. Once their expenditures exceeded their intake, even a Dou Sheng could not keep going forever.
"There is no