Zzt... zzt...
Amid the violent rumbling, cracks gradually spread across the front of the barrier. The nodes that circulated particles within it fractured and spread, and in an instant, the barrier that had kept the particles flowing lost its function and shattered with a thunderous crash before Li Zhengdao's horrified eyes.
"It broke?!"
"This barrier system was powered by more than ten thousand high-grade Spirit Stones! It could withstand the combined bombardment of three or four Golden Core cultivators for half a day!"
Li Zhengdao looked at the shattered barrier defense overhead. With it gone, the Chaos impact once again threw the spiritual energy around them into disarray.
"Awaken all weapon systems!"
With a hint of madness on his face, Li Zhengdao strode up to the Rubik’s Cube Key. Paying no heed to the cost in high-grade Spirit Stones, he opened the annihilation mode of the C-V6-Class Cluster Weapon System.
[Annihilation mode activated...]
[Current energy can sustain operation for 63 minutes and 21 seconds]
The cold electronic voice echoed as red light flashed across the Rubik’s Cube Key’s many projection screens.
The ground trembled faintly. Armored panels slowly opened, and a silver-gray metal tower, dozens of meters tall and engraved and inlaid all over with various mechanical modules, formation talismans, and Crystal Core circuits, slowly rose.
Black-red bloodstains were visible everywhere on the tower's surface, like a suit of armor guarding the warriors who had once fought bloody battles in the Outer Domain.
"You're just the Immortal Alliance Defense Corps of a Second-Rate city. I'd like to see how you'll withstand this Light-Rotating Thousand-Thunder Tech Dao Tower!"
Watching the Tech Dao Tower slowly rise before him, Li Zhengdao laughed wildly. The Tech Dao Tower series was the most brilliant crystallization of the Immortal Alliance's routinely stationed technological equipment in the