The most sophisticated mechanisms in the world are incomparable to Lao Tzu's minefields.
The number one expert in the Seven Kingdoms, two grenades are still very effective.
Queen Zhao Ji, I call her wife.
What about the most powerful killer in the Seven Kingdoms? She called me husband!
King Qin? He called me brother.
Lu Buwei, right? Let's compete to see who is more cunning!
Lao Ai, right? I will cut off your little brother and feed it to the dogs.
I am the God of Thunder, who am I afraid of?
Concept: time travel, martial arts, war, palace battle, formation, suspense