As the most popular subject in the 21st century, what would it be like if it could do everything? Tree species that can absorb harmful gases in the air, bacteria that can degrade most substances, and beverages with super strong activity.

This is a world that can live for five hundred years using technology. The space-time machine has been turned on and is waiting for you now.

Explore the truth of the mysterious world, resounding through the multiverse in the name of mankind.

Everything starts in the Propulsion City on the great sea route. Knowledge changes destiny, science and technology dispel ignorance, and caliber is truth.

“I saw with my own eyes that they used the finest, rustproof refined steel to make utensils and cans, filling them with just a little food, then casually throwing them away after eating.”

“I saw with my own eyes that they used giant beasts as tall as mountains to devour soil and rocks, digging out underground cities, just to park their steel carriages beneath the surface.”

“I saw with my own eyes that they fed glowing ores into an everlasting stellar furnace, unleashing a radiance brighter than the sun.”

“I saw with my own eyes all those indescribable things.”

“Their iron birds covered the sky, their steel ships filled the ocean, their war machines tore the earth asunder, and their gods walked upon the world.”

“You must think I’m mad.”

“But it doesn’t matter.”

“It has already seen you.”

***

Oil is Its blood.

Thick smoke is Its breath.

Ore and steel are Its food.

The countless cargo ships in the harbors are Its myriad offspring.

The place of origin stamped in the corner is Its silent mockery.

They claim they are mere mortals.

Child, you’d best not argue.

You must understand:

Their technology is beyond comprehension.

Their production capacity is unimaginable.

A mere glimpse of their creations will drive you insane.

Their morale surpasses even the most fanatical worshippers of dark gods.

How will you stop them?

With your sword, child? Or your flesh and blood?

You should be grateful that they still consider themselves mortals.

***

“I’ve finished building my factory, and now you’re telling me this world runs on idealism?!”

“Wait, then what the hell did I just create?”

I thought it was the main god space, but it turned out to be the subspace.

I thought it was the main god light ball, but it turned out to be the emperor light ball.

Others rely on development for technology, but he relies on archaeology.

One day, while he was doing archaeology, he was suddenly invited to a "hyperdimensional channel".

In the NieR world: 2B said that the *function has been upgraded, so you're welcome to *.

In the AldnoahZero world: The Martian princess hopes that he will be the "yellow-haired" to marry.

In the Black Bullet world: The president of the female high school of the police company covets his golden toilet.

In the High School of the Dead world: The kendo girl is willing to kill all enemies for him.

In the Oreimo world: The Fallen Saint Black Cat calls for a fleet and wants to drive a Gundam.

Final Fantasy: Tifa.......

Re:CREATORS:......

Levi accidentally traveled to countless worlds, and together with the Levis of countless worlds, he established a cross-dimensional technological alliance.

They said very proudly that the technological advancement was all up to me.

Cyberpunk Levi: When can there be a world with Skynet? I can't catch all the rogue AI here.

Naruto Levi: The spaceship with chakra as energy has been completed, and the hunting plan for Otsutsuki is ready to begin.

Genshiken Levi: How come your technology explodes so fast? I've been working hard, but I haven't colonized the moon yet.

Electromagnetic Cannon Levi: You should take a break from this mechanical evil, the human body has unlimited possibilities. Come play superpowers with me, level 6 may not be the end.

Gundam SEED Levi: Upstairs, I said that your world should be magic...

[No system + Growing the economy + War + Smart and ruthless leader]

My name is Lucas, but I like it when people call me Comrade.

After I was reborn, I had only two choices: give up or fight.

People used to think I was weak and dumb. But in just 20 years, I turned a poor little country into the strongest and brightest country in Africa.

When consciousness can be stored, humanity embraces "eternal life"! 41 divine paths; 296 extraordinary professions; 1,374 extraordinary abilities. Faced with the indescribable "They"... will you believe? Or resist? The "Data Creator" can create civilizations within virtual networks; the "Embrace of All Spirits" can communicate with all living things; the "Crown of the Father" destroys all evil wherever it passes; the extraordinary beings favored by the gods... omnipotent! "Every use must come at a price!" Relics; the "City of Miracles" where traces of the gods remain; the Royal Academy of Sciences, at the heart of human technology... The United Kingdom, the Interstellar Consortium, the Orthodox Church, secret organizations... all plunge into the turbulent vortex of this world. Will they become the light that saves all, or the shadow that destroys everything?

Traveling through Tianlong, becoming Murong Fu, ambitious and unwilling to lie down.

This emperor, the Zhao family can do it, why can't I?

No way!

Beiming, Douzhuan, Jianglong, Yijinjing...

Song Dynasty, Dali, Liao Dynasty, Xixia...

The country is so beautiful that countless heroes compete for it!

Divine skills, beauties, and the country, all must be grasped, all must be strong!

"Make a price, I'll buy your heart."

"Just you, an ordinary person?"

"It seems you don't want to ask for a price. It doesn't matter. I can do it for you."

"Everything in this world should have a price. If you can't buy it, it must be because the price is not enough."

"Unfortunately, you can't refuse my price."

...

An accident gave Tang Sen the ability to travel across the heavens and became a unique purchaser.

The first product is called [Davy Jones’ Heart].

The political game of Kievan Rus is always so cruel. From Rurik, the founder of the dynasty, to the wise man who reached the pinnacle, poison, daggers and swords always loom in the shadows. The soul from the future became the prince of Rurik, and he walked forward in that...