Guaranteed Full Marks on the Selection Exam, or an Invincible Realm?

After transmigrating to a high-martial world, he obtains a Choice System.

Should he choose to get full marks on every test, or directly gain an invincible human-level cultivation realm?

Xu Chang'an chooses to exploit the System for guaranteed full marks on every test.

No matter what a test asks about, Xu Chang'an can provide the perfect answer and draw further conclusions from it.

From then on, the exams at every major human academy change.

Question: Does the Foundation Establishment Method have any flaws? Can it be improved?

Xu Chang'an points out hundreds of flaws in human cultivation techniques and creates a perfect Foundation Establishment Method for humanity.

Question: The third great human killing formation is incomplete. Is there any way to repair it?

Xu Chang'an perfects the formation, turning it into an Emperor-level killing formation that slaughters billions of beings from the myriad races.

Question: Humanity has lost the Heavenly Dao. How can we break through to a higher realm?

Xu Chang'an makes himself the Dao and creates an Emperor's Path that belongs to humanity alone...

Many years later, human civilization stands above all the myriad races.

But everyone understands that what truly makes humanity terrifying is Xu Chang'an, hailed as the Teacher of Humanity!

This novel and its characters are entirely fictional. Any resemblance to actual people or events is purely coincidental. Do not imitate.