"No! Something's wrong!"
"This time, I forgot the most crucial point in the plan..."
"The Feng Family!"
The most important aspect of information asymmetry is having access to certain information that others can't obtain, allowing you to continuously use this advantage to shape a reality of your narrative and make others believe it as truth.
The most classic example was the burning of Chibi, where Zhuge Liang had predicted the rare east wind in advance and then set the enemy's fleet on fire.
The other side didn't have the ability to obtain this key information, and everything proceeded according to your plan.
Yang Genshuo kept reinforcing to the Demon Clan that the Human Clan was still in the state of the Ancient Era, where Nascent Souls were everywhere, and Golden Cores were as common as dogs.
