Wang Yu did not know whether these drones carried any more advanced sensors, or whether those sensors could detect anything a hundred meters underground.
But a hundred meters was already the deepest he could go using yin energy to cast the Earth Escape Technique.
After all, the deeper he went with the Earth Escape Technique, the more yin energy it consumed. Moreover, this original body had never been tempered by Dharma Power, so a hundred meters was the greatest depth it could withstand.
If he went another ten meters or so deeper, the immense pressure of the surrounding earth would crush his body on the spot, even with the Earth Escape Technique's spiritual light protecting him.
He could also clearly feel that the Earth Escape Technique was far less powerful here than in the Cultivation World. Both his underground travel speed and his expenditure of yin energy were far worse than they had been there.
Not only that, his formidable Foundation Establishment-level Divine Sense could easily encompass everything for several li in the Cultivation World, yet on Blue Star it could extend only a little over a hundred meters from his body. Any farther, and it would disperse on its own and return.
Could this be the "suppression by laws" hypothesis Dr. Chen once mentioned during their lessons?
It was the conjecture that when an object or ability entered another world, its effects would weaken or fundamentally change because, as something foreign, it was not recognized by that world's rules.
As Wang Yu pondered this, his vigilance grew, and he kept constant watch on the activity above.
Fortunately, the drones seemed unable to observe anything a hundred meters underground. Only after sensing no signs that he was being tracked did he relax a little.
Still, to be cautious, he used