Besides one Mid-Grade World Extinction Ballista, there were also five Mid-Grade World Extinction Cannons and thirty Low-Grade World Extinction Cannons on the city wall.
Although they were both "Xuan" Cities, Xuanmu City's defensive power far surpassed that of Nine Immortals City. Aside from the disparity between the Cao Family and the Nine Immortals Sect, this was also related to Xuanmu City's Cultivation Resources.
If Xuanmu City had not been rich in Cultivation Resources, the Cao Family would not have installed so many World Extinction Cannons and a Mid-Grade World Extinction Ballista.
Wang Changsheng noticed that there were no Colorless Chaos Beasts. They were all Colored Chaos Beasts.
Either the Chaos Beasts had already conquered the other cities, exhausting all their Colorless Chaos Beasts, or they had gathered their elites to attack Xuanmu City. Wang Changsheng leaned toward the latter.
More than a thousand One-Colored Chaos Beasts charged over, still more than ten thousand zhang from Xuanmu City.
Cao Xingdian held a Formation Plate that glimmered with golden light. After striking it with a Hand Seal, the thirty World Extinction Cannons each fired a thick beam of light straight at the One-Colored Chaos Beasts.
In a single barrage from the thirty Low-Grade World Extinction Cannons, several hundred One-Colored Chaos Beasts were slain. The Chaos Beasts continued charging over one another, surging toward Xuanmu City.
Several hundred flying Chaos Beasts dove down from high above, heading straight for Xuanmu City. Most of them were Two-Colored Chaos Beasts, and there were also quite a few Three-Colored Chaos Beasts.
Cao Xingdian struck the Formation Plate with another Hand Seal. The thirty Low-Grade World Extinction Cannons each spewed out a thick beam of light, shooting toward the flying Chaos Beasts.
Their reactions were extremely fast. With a light flap of their wings, they dodged one