Seeing this, the Abyss Beetle immediately tried to defend itself, its carapace only just blocking the soul guidance longsword thrust toward its eyes.
But by then, two Black-Grade Mechas had already circled behind it. Seeing its open carapace and exposed body from the rear, the two Black-Grade Mechas swung their soul guidance longswords without hesitation.
The blades, wreathed in searing flames, plunged straight into the Abyss Beetle from behind.
Even without its carapace protecting it, the Abyss Beetle's skin had considerable defensive strength. The Black-Grade Mechas stabbing at its body had to fire their rear engines to drive their blades in.
As the attacks from behind struck home, the Abyss Beetle's entire body began to writhe. The instant its head emerged from its carapace to roar, a soul guidance longsword pierced straight through it, and it dissolved into Abyss Energy.
At that moment, the surrounding Abyss Demons immediately pounced on these black mechas. One member of the Black Empress Clan had even reached the rear of a Black-Grade Mecha.
But in the next instant, several Soul Guidance Rays shot out from the trenches. One pierced the Abyss Black Empress's abdomen. Although damage of this degree did not kill her, it forced her back.
At that moment, the member of the Wolf Demon race in the trench joined the comrades-in-arms nearby in attacking the Abyss Demons pouncing on the Black-Grade Mechas.
After seeing the Abyss Beetle destroyed, these Black-Grade Mechas did not choose to advance deeper. Instead, they immediately withdrew and began attacking the incoming Abyss Army with support from the trenches' firepower.
This scene played out constantly along the Integration Movement's defensive line. Although these Abyss Beetles had astonishing defenses, their numbers were nowhere near enough to give them an overwhelming advantage.
Relying on its large numbers of Black-Grade Mechas,