I Created Scientific Magic - Chapter 281 - 268: This is at least a 5th-tier, no, even a 6th-tier magic!

The world that nurtured the civilization which reached the pinnacle of magic was on the verge of destruction.
The last survivor transmigrated to the past, when the magic civilization started growing, as countless mages were still fumbling their ways through the thorny paths of magic knowledge.
He, who came from the end of the magic era, aim to reach the pinnacle of magic.

Captain America: “Commander! The roaring commando is in place!”
Iron Man: “You are my godfather?!”
Wolverine:……
Dark Night Legend, Avatar, Bliss Space, Transcendental Hacker…

Traveling through the world of science fiction movies, and quietly changing the real world
A dark mech slowly landed on the platform

“Boss, the press conference is about to begin.”

- Description from Uukanshu translation

[Scanning completed][Host detected. System activated]“What's going on?”[Host, I am the system. I will help You Build Your Empire. You have arrived in a world called Proxima Center. It is 10 times bigger than your planet]In This story, we follow the life of Alberto, a World War II veteran who was killed in action during the war.But God decided to give him another life. He sends him to a fantasy world. This fantasy realm is ten times the size of Earth, teeming with legendary creatures and vast nations that rival even the might of the Mongol Empire. Where our main character will build his country entirely from scratch using the system given by God. A powerful system that is capable of making him a powerful beingSo let's enjoy our main character's journey together.Join Alberto on his epic journey as he transforms from a soldier into a sovereign, building alliances, facing formidable foes, and perhaps even discovering love amidst the chaos.

The king of assassins was reborn, mastering both alchemy and poison. Sitting inside the space, there was a ghost that loved crying.