chapter 554 Ancient demon clan's battle array

"Form a battle formation and prepare to attack the city!"
An ancient demon wearing black armor and standing five or six meters tall shouted loudly.
Immediately, teams of ancient demons quickly gathered together according to specific directions and formed a battle formation.
This battle formation is composed of ten thousand ancient demons!
In the battle formation, every member of the ancient demon clan released their demonic power and pressure, which gathered together and...