"Oh no!"
Second Elder Cao swiftly activated the array with both hands, and in an instant, a ten-zhang long flaming blade coalesced from the array, slicing down as fast as lightning the moment the Black Beetle broke through.
Clang!
The newly-broken-through Black Beetle, unstable in its aura, could not dodge in time and was instantly split in two.
Meanwhile.
The Black Beetles on the ground were concealed by the Illusion Array.
After spending several days.
The Black Beetles within the sealed area were finally all slain.
However.
The Spirit Vein's tier had now dropped to Tier One, making it entirely unable to provide power for the array's operation. Moreover, their Cao family's spiritual stone reserves had been exhausted previously in bidding for the Foundation Establishment Pill.
Once the emergency Spirit Stones placed in the array's grooves were depleted.
The Black Beetles outside would surely break through the Grand Array and charge in.
Second Elder Cao quickly said:
