The Void Thunder Pool remained that endless world of lightning. Silver serpents writhed wildly, thunder roared, and destructive energy fluctuations filled every inch of space.
However, for Mo Lin, who had set foot here for the second time, this was no longer a forbidden land filled with unknown dangers. Instead, it was more like a treasure trove of cultivation containing endless opportunities.
He had brought Zi Yan here with a clear purpose—to use the violent power of lightning here, especially the even more powerful existence in the depths, to temper himself, consolidate his rapidly improved cultivation, and attempt to break through to a higher realm.
The two moved like lightning, easily passing through the outer and middle regions of the thunder pool.
Along the way, the silver lightning bolts that would have left ordinary peak Dou Zun experts in a sorry state were effortlessly repelled or annihilated by an invisible force field once they came within several yards of them. They could not even stir the corners of their clothes.
Soon, a dark region so deep in color it seemed almost viscous appeared at the edge of their vision.
The lightning there was no longer in the simple form of electric arcs. Instead, it had transformed into ferocious, roaring black thunder dragons!
Destructive fluctuations spread from within, causing the surrounding space to continuously cycle between collapse and restoration.
"Black Demon Thunder..." Mo Lin stopped, his blazing gaze fixed on that dark thunder region, and a trace of amazement flashed through his eyes.
Each bolt of this black lightning was comparable to the pill lightning summoned when refining a Ninth-grade Treasure Pill. Its power was astonishing, yet here, they traveled in groups like an army on patrol.
"The energy here is certainly violent enough." Zi Yan nodded slightly beside him. Her