Besides healing injuries, the Blood Sacrifice Furnace could also enable people to swiftly break through bottlenecks in cultivating their secret methods and battle skills. The latter effect, in particular, was of immense use to anyone.
So far, the most profound battle skills Zhang Tie cultivated were several secret methods from the Candle Dragon Scripture. The Devil Race knights he had knocked unconscious and captured alive had thus become valuable resources for breaking through the bottlenecks of his secret-method cultivation.
Seeing these sacrificial offerings brought out, Zhang Tie did not waste any time. Nor did he have any desire to speak with several Devil Race knights destined to become fertilizer. Instead, he went straight to the altar, expertly activated the Blood Sacrifice Furnace, and prepared to begin the blood sacrifice, raising several battle skills from the Candle Dragon Scripture he cultivated to another level.
As Zhang Tie activated it, the fire door of the Blood Sacrifice Furnace opened, and terrifying black flames began to burn within it.
At this point, even the Devil Race knights who had originally not known why Zhang Tie had brought them out understood that something was terribly wrong when they saw the opened Blood Sacrifice Furnace.
But they could not resist at all. Struggling was useless; they could not even scream, because their mouths were still fitted with gags.
One Devil Race knight after another could only twist and writhe, going "Mmph! Mmph! Mmph!"
The first Black Iron Knight of the Devil Race was pushed on a handcart by Edward and dumped into the Blood Sacrifice Furnace as if he were garbage.
Then came the second, the third, the fourth...
Zhang Tie also noticed that one of those Devil Race knights seemed especially agitated. When Agan and Aziz lifted him onto Edward's handcart, the man began