Isolating Arrays that could prevent them from sensing it were definitely not easy to set up, especially not out here where there were a lot of dangers.
Doing something like that not only needed a lot of resources but also enough manpower so that the Formation master wouldn't be disturbed while setting it up.
But there were other methods one could utilize, that could allow one to skip this.
"Here," Lin Mu said placing his hand on the cave's outer wall.
~SHUA~
His immortal sense pierced through the wall and went deep, until it finally came in contact with an almost imperceptible layer. Normally he wouldn't have even sensed this, but with the Spatial Perception pointing it out to him, he could sense it better.
Once he sensed the exact location, Lin Mu stabbed straight into it with Afternoon Pine.
~SHING~
A small burst of Sword Intent was released by the sword and spread into the walls.
~KACHA~
