The twenty-one tribulation lightning bolts unleashed by the array had been gradually stored away when Ling Clan cultivators, demon beasts, and spirit plants underwent lightning tribulations upon entering the Golden Core Realm.
Because the Black Armored Turtle possessed a stronger physique, it had absorbed six tribulation lightning bolts to temper its body when it entered the Golden Core Realm, leaving only three bolts to be absorbed by the Lightning Destruction Grand Array.
When the Ren Water Blue Cloud Grass, the Wind Shadow Peng, and Ling Chengxia underwent their lightning tribulations, they had all proceeded by the book, absorbing only three bolts each and leaving six behind.
As a ghost cultivator, Ling Pengxing feared tribulation lightning. Moreover, he had not mastered any method by which ghost cultivators could absorb tribulation lightning to temper their bodies. Thus, all nine tribulation lightning bolts he had drawn upon entering the Golden Core Realm had been left behind.
Under such circumstances, the Lightning Destruction Grand Array had accumulated a total of thirty tribulation lightning bolts over the years. However, Ling Pengyun had previously taken nine bolts away with the Thunder Transformation Treasure Mirror, leaving only twenty-one.
"The twenty-one tribulation lightning bolts I summoned just now did not come easily. Do not let them go to waste. Attack with all your strength. It would be best if we could leave all five Golden Core devil cultivators outside here."
Reining in his stray thoughts, Ling Pengyun called out to Yan Siyi, Ling Yunhong, Ling Penglin, Ling Chengxin, and the mysterious red-robed Golden Core cultivator beside him.
At once, the six Golden Core cultivators swiftly sacrificed their respective magic treasures and launched them forth.
The eleven Golden Core demon corpses nearby also unleashed all manner of devilish techniques under their control.
The roughly fifteen thousand cultivators in the