Fifty armies took their positions one after another. Then the left chief of the Command Office used Tongue Blossoms Thunder to announce a few precautions.
Fang Yun stood at the edge of the wall at Two Worlds Mountain, gazing ahead.
The edge of the wall at Two Worlds Mountain differed little from that of an ordinary city wall. Its battlements rose and fell in an orderly pattern, with each gap allowing one person to shoot through it and each raised section providing as much protection as possible.
Fang Yun braced both hands against the wall, leaned his head through a gap in the battlements, and looked down.
The height of two hundred zhang made him feel a little dizzy.
The inward-facing wall of Two Worlds Mountain was black, but this side, facing the Demon Realm, was mottled. It had been soaked with vast quantities of demon barbarian blood, which, over the long years, had formed a layer of indescribable color smeared across the wall, giving off a heavy, bloody stench.
After becoming a Grand Academician, Fang Yun possessed exceptionally keen eyesight. He spotted some concealed firing ports. If the fighting became too fierce and the armies atop the wall could no longer hold out, the human race would open these ports and fire outward in conjunction with their mechanisms.
Vast numbers of demon barbarian corpses had originally piled up at the base of the wall. Now those corpses had been cleared away, exposing the extraordinarily hard black ground. This was where the power of two worlds converged, making the ground exceptionally tough. Even a Great Sage could not break through it. The Demon Realm had tried countless methods, yet had never managed to destroy Two Worlds Mountain from below.
As the wind blew, dust swirled into the air. Within ten