This is actually a formation diagram given by Heavenly Venerate Taixuan, said to be an improved version of the ancient Great Evolution Illusion Array, particularly suited for illusion techniques.
This Heavenly Venerate Taixuan also keeps up with the times, integrating the Earth Federation's metallurgical technology, precision machining, and electronic technology.
He immediately flashed into a stance, biting his fingertip to draw a blood-streaked Tai Chi in the void.
In an instant, in the vision of everyone in the Longevity Association, all the buildings around the battlefield, along with the floor tiles, surged like living things, transforming into various weapons, while the close-in defense cannon turrets hidden in every corner appeared as collapsed ruins in the enemy's situational awareness devices and thermal imagers.