Invincible at the Beginning, the Four Emperors Turned from Disdain to Shock

[One Piece Fanfiction][Time Travel][System][Invincible][Brainless Joy][The Four Emperors' Attitudes Towards Ethan - From Disdain to Shock][The Supreme Ruler of the World]

Ethan traveled to the pirate world and obtained the "Invincible Influence System".

At the beginning, Ethan was given invincible strength by the system, but the invincible strength could only last for ten years.

The conditions for permanently gaining invincibility are:

[Within ten years, the host must make 90% or more of the world's population deeply aware of your invincibility.]

"If I want others to know my invincible strength, there are two ways."

“The first path is to leverage the power of newspaper news.”

"The second path is to build your own power, to build the strongest power in the world."

So Ethan announced to the world, "I am invincible. Who is for me and who is against me?"

Shanks: "How can there be someone invincible?"

Shanks: "There really is such an invincible person!!!"

Mihawk: "Just a frog in a well."

Mihawk: "How is that possible? I can't even beat you in swordsmanship?"

Zhan Guo: "I will never allow you to stir up trouble on the sea."

Sengoku: "Please join the Seven Warlords of the Sea!!!"

Akainu: "You dare to provoke the navy, you are courting death."

Akainu: "Why are my attacks ineffective against you!???"

…

From then on, Ethan had many nicknames.

The strongest man... the supreme ruler of the world... the world's strongest swordsman... possessing the power to destroy the world... the strongest domineering Haki... the god of death... the undefeated legend... the god