The free-roaming lightning energy in the air of Accumulated Thunder Mountain had almost condensed into substance. When living beings passed through it, their scalps tingled, and their hair showed signs of standing on end.
Crackling, sizzling sounds kept rasping along with every movement of walking, sitting, or lying down, actually producing electric sparks visible to the naked eye.
The Wind Thunder Secret Art that Wang Yu had often used before was exceptionally active in this place. This secret art had originally come from the Bai Clan of Guiling City, one of the gains from exterminating the clan.
It was itself an incomplete Third Tier art. The incompleteness here referred to the cultivation-art inheritance; this standalone secret art had no issue. The Wind Thunder Secret Art was most suitable when paired with body-refinement cultivation.
It was just that no Placement Slot had been freed up, and Wang Yu's body-refinement cultivation had also not advanced for a very long time, so he had inevitably neglected this aspect quite a bit.
Now that he had arrived in the special territory of Accumulated Thunder Mountain...
Wang Yu once again discovered a major advantage of Body Refinement Cultivators. The tempering they could obtain from the outside world was not limited to only the Earth Fiend Energy of heaven and earth. As long as it was a special environment, an extreme climate... all of it could bring fairly good training effects.
More importantly, there was his ability to survive. With the double support of Undying Bone and Silver Blood Marrow, the outside world found it difficult to exert influence on him; the benefits were in every aspect.
For ordinary cultivators, once they came to Accumulated Thunder Mountain, they had to maintain a magic-power spirit barrier for all twelve double-hours of the day. If too much of