, and then fell down.

"Congratulations to the Lord of the Fortress. The muzzle velocity of the three flying spears exceeded 728 meters per second. This speed has exceeded twice the speed of sound propagating in the air. Even at a distance of 300 meters, the missiles thrown by the Lord of the Fortress exceeded 728 meters per second.

The power of the spear also exceeds that of a heavy machine crossbow. After 400 meters, the speed of the flying spear decreases slightly, and its maximum effective killing range has reached 800 meters."

Zhang Tie was not surprised that Heller could report the accurate speed of the flying spear he threw, because this is the Black Iron Castle, and Heller is the steward and intelligence of the Black Iron Castle. Everything in this space does not have Heller.

Don't know.

Zhang Tie only cares about one thing, "Can Dawson still escape now?"

"There's no way to dodge it!" Heller shook his head. "Unless he can reach or be close to level 11 in the past few days, it's impossible for him to be able to dodge a sound attack twice the speed of sound! This

The speed can already kill most strong warriors without any suspense, and the physical reaction speed of strong warriors is rarely faster than this."

Zhang Tie's eyes flashed with a sharp look...

"Master, are you going out now?" Heller asked.

"Don't worry, we'll talk about it in two days. I have one more thing to do and I have to stay here for a few days..." Zhang Tie laughed, his eyes shining, "No one will disturb you here. I just happened to practice the foundation building in "The Great Wilderness Sutra"

As for the content of the first step, the "Great Wilderness Sutra" requires that the first step of foundation building must be completed in one go, without interruption or interruption by others. It will take about seven days. It is inconvenient to go outside, and there are no such conditions!"

…

A few hours later, Zhang Tie, who had completely relaxed and adjusted himself to the best condition, returned to the small tree, sat cross-legged, pinched a mysterious mudra taught in the "Great Wilderness Sutra" on his hand, and spoke with a low With an inaudible voice, his lips and teeth were closed and he only used the vibrations of his tongue and throat to recite a seven-word incantation with a strange pronunciation...
Chapter completed!