Thinking of this, Su Fang could only activate the comprehension system.
"Ding! Detected that the sand table before you is one of the projections of the divine-grade treasure [Heavenly Evolution Array Disk]. It contains [Demon-Slaying Battle Formation], one of the [Sixty-Four Heavenly Evolution Formations]. Would you like to comprehend it?"
Hearing the system's comprehension prompt,
Su Fang finally breathed a sigh of relief and immediately chose "Comprehend."
At once,
countless pieces of knowledge regarding battle formations and combat methods flooded into Su Fang's mind.
Su Fang rapidly committed that knowledge to memory.
Soon, the notification sounded.
"Successfully comprehended [Demon-Slaying Battle Formation]!"
Once he regained clarity, Su Fang had completely grasped the essence of the so-called [Demon-Slaying Battle Formation].
He immediately used the sand table to transmit his voice to every human cultivator across the battlefield.
"Everyone! Quickly follow my instructions and form a battle formation. Then fight as you retreat, luring the enemy toward Demonfall Valley."
After speaking, Su Fang endured the splitting pain in his head and divided his spiritual power into tens of thousands of portions, explaining part of the [Demon-Slaying Battle Formation] clearly to every person on the battlefield.
Very soon, the human cultivators who had received Su Fang's instructions began moving into their designated positions.
Before long, the human cultivators, who had previously been scattered like loose sand, formed a simplified version of the Demon-Slaying Battle Formation.
Their offensive and defensive capabilities were greatly enhanced.
Seeing the battle gradually improve, Su Fang quietly let out a breath, then continued imparting more detailed knowledge of the [Demon-Slaying Battle Formation].
The [Demon-Slaying Battle Formation] was a large-scale battle formation created specifically to deal with Outer Heavenly Demons.
Setting it up was simple in one sense, yet exceedingly difficult in another.
It was simple because the formation could be established with only four people, and it did not demand much insight into formations from those setting it up.
Yet it was difficult because bringing out the formation's full power was extremely troublesome.
Not only did it require an enormous number of people,
it also demanded coordination between the formation's users, individual strength, and much more.
Therefore, this [Demon-Slaying Battle Formation] was practically incapable of displaying its greatest might.
But Su Fang did not mind. As long as he could bring out seventy or eighty percent of the [Demon-Slaying Battle Formation]'s power,
he was confident he could win this war between humans and demons.
Meanwhile,
the human cultivators who had formed the Demon-Slaying Battle Formation finally stabilized the perilous battle situation.
They then followed Su Fang's instructions and gradually lured large numbers of Heavenly Demons toward Demonfall Valley.
Over at Demonfall Valley, human cultivators had long since begun setting up an even more powerful demon-slaying formation within the gorge according to Su Fang's orders.
Soon, the main human forces retreated into the territory of Demonfall Valley.
Behind them, countless Outer Heavenly Demons pursued relentlessly.
Only when vast numbers of Heavenly Demons had continuously poured into Demonfall Valley, filling the sky above the valley completely,
did Su Fang give the order to activate the [Demonfall Grand Formation].
In an instant, countless Heavenly Demons in the sky began falling uncontrollably.
Naturally, the human cultivators showed no mercy to the Heavenly Demons that fell to the ground, killing them one after another.
Just like that, the situation on the battlefield began reversing at a rapid pace.
The human cultivators, who had originally been chased down by the Heavenly Demons all the way, now began slaughtering them in return under the enhancement of the [Demon-Slaying Battle Formation].
"Kill!!!"
The cries of battle shook the heavens and earth!
Countless Outer Heavenly Demons fell beneath the butcher's blades of the human cultivators.
They slaughtered them for more than two full hours before every Heavenly Demon in Demonfall Valley was finally exterminated.
Through this battle, Su Fang directly annihilated the main forces of the Heavenly Demon side.
Although he had not encountered the Devil Master, he had already established a solid advantage.
"Phew."
Su Fang let out a long breath, withdrew most of his spiritual power, and began resting.
Without the help of the [Demon-Slaying Battle Formation], Su Fang truly would not have found it easy to reverse the situation in this war.
Thinking of this, he realized just how powerful the [Demon-Slaying Battle Formation] was.
After resting for quite some time,
he began teaching the advanced knowledge of the [Demon-Slaying Battle Formation] to all the human cultivators.
Once everyone could bring out sixty or seventy percent of the [Demon-Slaying Battle Formation]'s power, Su Fang began taking the initiative to attack.
He split his forces into three groups. One group drew fire head-on, one was responsible for intercepting reinforcements, and the last drove straight for the dragon's lair, preparing to behead the Heavenly Demon side's commander.
At the same time, upon learning that his main Heavenly Demon forces had been completely annihilated, the Heavenly Demon commander flew into a towering rage.
At the same time, he understood that his advantage had vanished.
Thinking this through, the Heavenly Demon commander made a prompt decision and took an unorthodox path, choosing a decapitation tactic much like Su Fang's.
He also dispatched a powerful squad straight toward the central army camp where Su Fang was located.
Very soon, the two sides began fighting directly.
Meanwhile, the two squads concealed in the shadows each crept toward their respective assassination targets.
Boom!
With a deafening explosion, the central army camp where Su Fang was stationed began shaking violently.
"Humans, why don't you come out and die already..."
Several terrifying demonic shadows shrieked wildly in the sky.
At the same time, they attacked again and again, continuously destroying the protective formation outside the central army camp...
Su Fang had actually anticipated the Heavenly Demons' sudden attack long ago.
However, because he had to use the sand table as a medium to command the human cultivators,
even knowing that the other side might also employ a decapitation tactic, he still had no choice but to remain in the central army camp.
Of course, he had not been entirely unprepared.
He had long since ordered the protective formation around the central army camp to be reinforced.
At the same time, he had set up the [Four Symbols Formation] he had newly learned, all to hold the enemy back.
He was betting that his side could succeed in beheading the enemy first.
As for the battle on the other side, it unfolded exactly as Su Fang had expected.
The assassination squad, composed entirely of powerful human cultivators, successfully pushed through to the outside of the Heavenly Demon commander's camp.
Moreover, their offensive progress was much faster than that of Su Fang's side.
They had already broken into the camp and were directly clashing with the Heavenly Demon commander.
"Ah! Ah! Ah!"
"Damn it!"
Under the relentless siege, the Heavenly Demon commander roared madly in fury!
Fortunately, his strength was formidable, and he could barely hold on for a while longer, though the situation remained far from optimistic.
On Su Fang's side, however, because the protective formation had been reinforced, the Heavenly Demon assassination squad found it extremely difficult to advance.
By the time they finally forced their way into the camp, a supreme formation of the world—the [Four Symbols Illusion Formation]—had perfectly trapped them all within it.
Seeing this, Su Fang's heart settled completely.
As the formation with the strongest trapping ability among the [Sixty-Four Heavenly Evolution Formations], once someone was trapped within the [Four Symbols Illusion Formation], even an expert in formations would have to spend considerable effort to escape.
Not to mention this group of Heavenly Demons, who were not particularly skilled in formations.
Feeling that the overall situation had been decided, Su Fang finally relaxed.
Now, he only needed to wait for good news from the assassination squad at the front. Then he would be able to win this [Life-and-Death Chessboard].
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