Rebirth in One Piece as Deputy Captain - Chapter 200

This is a fan work of “Magic Forbidden Book Catalogue”, and some settings of “Puppet Circus” are added at the same time.

A traveler from a circus enters Academy City to study and live as a puppeteer; at the same time, he secretly fights against the enemies who keep coming to seize the original magic book in his hands, and protects the safety and peace of Academy City by the way.

…The Third World War? Does the mainland dare to call it “World War” without playing?

- Description from novelbuddy

A little ruffian who fought recklessly without any morals and bottomline accidentally time-traveled to parallel space and became a Key Case Investigation Team agent. The huge change in identity had him creating chaos in the police station. However, a strange miracle system helped him repeatedly solve mysterious cases, turning him into an impudent ruffian detective!

The Earth's Evolution begins with the first phase Monster Invasion, and everyone receiving a system.The system allows them to choose classes like RPG games: Warrior, Mage, Paladin, Healer, and many more.____Li Wei and Li Xin were both shut-in gamers and stepsiblings. They were bored with normal life and yearned to live as if they were in RPG games.When suddenly the world started to change suddenly like they wanted.Li Wei selected special class, “Jack-of-all-Trades,” because he desired to master everything.There was no problem and everything was going well, when suddenly he was forced to accept the quest to kill gods, along with the upgrade of his system.Little did he know that he was chosen mistakenly because of his bad luck.However, every time he kills a monster, he gains 10× more XP and rewards than a normal person, making him stronger.___It was when the second phase of Earth Evolution starts, making everyone stunned because it begins with 'World Rebuilding.'The Earth begins to absorb nearby worlds, changing the whole map, adding dungeons and spawning monsters.The Earth was changing, similar to fantasy world's described in games and novels.____Li Wei and Li Xin were in trouble as people discovered their extraordinary strength; because of this they escape from the city of earth and head towards unknown forest where they stumbled upon a city from another world.The city was just like a fantasy where Adventures Guild existed with all kinds of quests.

Chen Chao dreamt of becoming a powerful immortal cultivator, flying on his sword and vanquishing enemies with daoist magic. His hopes were dashed when he discovered that he had absolutely no talent for immortal cultivation.

Refusing to submit to his fate, Chen Chao joined the ranks of countless other talentless martial artists and embarked on the path of martial cultivation, a path scorned by the immortal cultivators.

In this era of strife where martial cultivators, immortal cultivators, and demonic cultivators wrestled for hegemony, Chen Chao will either rise to the top or fall into eternal damnation.