【Brain hole + invincible + villain】

Lin Wei traveled through the world of cultivation and became the son of the leader of a demon cult. He happened to activate a million-fold feedback system, and every time he cultivated, he would receive a million-fold feedback.

"The host practices for one breath, and the million-fold feedback is activated, and the host reaches the ninth level of Qi training."

"The host has practiced for ten breaths, and the million-fold feedback has been activated. The host has reached the first level of foundation building."

"The host has practiced for a hundred breaths, and the million-fold feedback has been activated, and the host has reached the Golden Core Realm."

……

One month later, fellow sons of luck, I actually don’t want to bully you. I am invincible!