I Got Stronger By Using Copper Coins Until I Am Invincible - Chapter 539 - System, I need an explanation

He Xingzhou knew about the invasion of the worm clan and the dangerous fate of the solar system. To resist the apocalyptic crisis, he stepped out to warn mankind!He Xingzhou shocked the world when he built a nuclear reactor and activated the genes of the worm clan on stream!Thus, under his plan, the entire country started building steel cities, massive mechs, spaceships, space castles...He Xingzhou said, “Let's set a small goal. Let's first build a Dyson sphere around the sun.”[Dark Technology] + [Engineering Upgrade] + [Solar System Exploration] + [Dyson Sphere Plan] + [Star Cluster]. All of these elements make up our latest sci-fi novel!

A god of a different world had abruptly appeared in my classroom and semi-forcibly summoned the entire class to his world.ーーーーexcept for me, Kamiya Yato.

The older young Lisko woke up and found that he had become an American. He took over his father’s ranch and began to live in the United States.

- Description from novelbuddy

A century after the Spirit Qi Awakening, the world enters a new era. Humans are able to absorb the world’s awakened spirit qi, allowing them to tread on a new path—spirit qi occupations!