Seeing Chen Fei kick straight through the walls of his Eternal Calamity Fortress, Yin Henglin's eyes widened slightly.
He was a Late Immortal Realm cultivator. Though he had not reached the Peak Late Immortal Realm, his strength still ranked among the best of all Late Immortal Realm experts in the Xuan Yu Realm.
Moreover, after Yin Henglin had slain a Late Immortal Realm expert of the Xuan Yu Realm, he had imprisoned that person's soul within the Eternal Calamity Fortress to enhance the power of the entire city.
It could be said that more than half of Yin Henglin's combat strength came from the Eternal Calamity Fortress. Unless one was above the Late Immortal Realm, it was impossible to break it; even many Late Immortal Realm experts could not destroy Yin Henglin's Eternal Calamity Fortress.
Yet now, the wall of his fortress had actually been kicked through by a Mid Immortal Realm cultivator?
More importantly, this Mid Immortal Realm Chen Fei should have only just broken through, relying on that Fourteenth Order mid-grade Status Spiritual Material.
What kind of monster broke through to the Mid Immortal Realm and immediately possessed Late Immortal Realm combat power? And power that was not even weak among Late Immortal Realm experts!
And his Night Walking Candle Skeletons could not even get close to Chen Fei. What kind of power was this?
Countless stray thoughts flashed through his mind, yet Yin Henglin's movements did not slow in the slightest. With a wave of his hand, the Eternal Calamity Fortress activated its Chains of Sorrow.
When one person lost an arm, hundreds of millions felt the pain of shattered bones. Pain became the energy that sustained immortality; the more mournful the wailing, the sturdier the walls, until they formed an impregnable bulwark.
So many Night Walking