History's Number 1 Founder - Chapter 13: The Fallen Prodigy

There was once an immortal cultivator fighting for the fate of human beings. Unfortunately, he failed that time; but fortunately got another chance as he was reborn once more as a human, on the earth of 5,000 years ago. With a second chance, he not only would embark on the road of saving all mankind, but also would retrieve his human nature on the new journey that would last for 5,000 years.

- Description from Novelupdates

Forge unparalleled mechs with the ambition of old age, and use the galaxy as a knife to smash the edge of the empire.

His name is Ji Xinghe. When he was 65 years old, he went to Alien Battlefield to avenge his son.

The old man is standing on the ground, his ambition is a thousand miles away, the old man wears armor, and fights to the galaxy, the old man drags his sword, it is not for glory.

- Description from novelbuddy

In the 41st millennium, darkness rages across the galaxy!The Imperium of Man has lost half of its territories.Millions of planets have fallen victim to the invasion of Chaos!Famine, crime, and heretical cults spread like wildfire…On the planet of Urth, located in the Imperium's dark zone, extreme suffering is taking place.Fortunately, the savior, Eden, has arrived!He awakens to the essence of the Warp and leads his people to prosperity!Starting from a small, broken territory:Farming, building armies, managing internal affairs, unifying the planet, creating Space Marines, forming a fleet, embarking on a grand expedition...When the Lord Regent leads the Imperial fleet to reclaim lost lands, he gazes upon the flourishing star systems and the sky-darkening armada, then looks back at his own ragged ships and is left dumbfounded...Who is the true Imperium?[Raw: 官场职场 > 战锤：从行星总督开始]

Feng. Liu Di is a city in the city. He has only one mind in mind:

I am the king, where do you live? !!

- Description from 69shu