Bad news: He's transported to the Middle Ages. Good news: He can also open a door back to the modern era. Even better news: the door leads to multiple worlds. ...President of a Hanfu (traditional Han clothing) club, a Bohemian warlord, a disciple of Zhang Sanfeng, the underground emperor of Chicago... As Mo Jiang's time-traveling abilities begin to involve more and more worlds, an empire spanning multiple universes is being born.

Behemoths of the galaxy devour planets, higher life forms tear the universe apart with a single wave of their hand, and the most powerful races claim everything they see as their territory. Su Yuan, having traveled through time, gazed upon the all-knowing, answering-every-question magic mirror before him, lost in thought. Omniscience equals omnipotence. ...Years later. "Throughout history, from ancient times to the present, who is the most powerful life form?" Su Yuan asked, looking into the magic mirror before him. "It's you, great master!"

[Fast-paced + No cheat codes + Lightning-fast revenge + Overwhelming troop deployment + A hodgepodge of film and comics]

(This book is also known as: One Man is an Army, I, the Fourth Calamity, and Reborn in America: From the Most Ruthless Bandit to the Emperor of America)

Good news: Hua Xu has transmigrated and awakened the Infinite Assassin System, sharing skills and vision, and can even possess assassins.

Bad news: I've been transported to 1898 America, where the Chinese Exclusion Act has already been passed, and I'm about to die.

Even worse news: Something's not right about this world. There's a gunslinger named Arthur Morgan in the neighboring Strawberry Town, a Hogwarts School in London, dark legends of vampires and werewolves circulating in Western Europe, a character named Muzan Kibutsuji in Japan, and legendary supernatural beings and zombies in China.

Hua Xu said: Since things are already in chaos, I wouldn't recommend making them even more chaotic!

Starting from the California wilderness, Huaxu rose rapidly.

Soon after, the style of painting in America changed, and a poem gradually began to circulate:

He was imposing and menacing, and all his personal gains were handed over to the authorities.

I'll make 95 out of 100; you know my methods.

Don't waste the remaining five dollars; you'll have to pay four dollars and eighty cents in taxes tomorrow.

Don't touch the remaining two cents; I might need them later.

Morgan, Rockefeller, and Childsfield: "A salute to our most beloved Emperor Mu!"

...

Years later, Hua Xu was embracing Louise on the Titanic when he suddenly received a mysterious message:

[A suicide bomber shares controlled nuclear fusion technology with you]

Hua Xu: "Huh??!"

(The following film and television elements are adapted, and the timeline may vary: Chinese Hero, Once Upon a Time in China series, Demon Slayer, Under the Others, Huo Yuanjia, Red Dead Redemption, Once Upon a Time in the West, Underworld, Harry Potter, etc.)