How come the celestial technique I stole is so powerful?! - Chapter 196: Crystals of the Earthfall, Bones of Emperor Kun

At 79, Adom is an old mage who has known nothing but illness and regret. When the world finally burns and all hope turns to ash, at the last beat of his fading heart, a mysterious being appears in the dimming light with a simple question:“If you could try again, would you?”What's left to lose when you've already lost everything?A handshake seals the deal, and Adom wakes up on his old school grounds, sixty-seven years in the past. When everything is still possible. A second chance with all his knowledge intact, his memories preserved, and his youth restored.This time, Adom wants it all: to feast on food he's never had, to travel a world still full of wonder, to finally live the life he dreamed of. There's just, as always, one small catch—he needs to prevent the end of the world first.But as Adom will soon discover, changing history might demand sacrifices even greater than watching it burn...

When he woke up, he actually transmigrated into Zhu Houzhao, Emperor Zhengde of the Ming Dynasty!

Ding, congratulations to the host for getting the sign-in system!

Ding, the host signed in for the first time, integrating the background of the first in the world, and the first force in the world, the East Factory.

Ding, the famous officials and generals of Ming Dynasty have been updated, Cao Zhengchun, the governor of the East Factory, and the Eagle Dog of the East Factory have been added, and the loyalty level is full.

Ding, integrate the background of the Dragon Gate Inn, add Yuhuatian, the governor of the West Factory, and add the guards of the West Factory, and the loyalty is full.

Hearing the cold voice in his mind, Zhu Houzhao was overjoyed. For him now, the most important thing is to manage the country well and guard the gate of the country!

- Description from novelbuddy

Zero, a 35-year-old mercenary, after being betrayed by one of his teammates who told his enemy about him. He chooses suicide so that he can kill his enemy and his traitor teammate. After that, he was reincarnated into the world of magic, in the body of an 18-year-old teenager with the same name as him. However, his body does not have mana or the talent for magic. But with the help of the cultivation system, he has unrivaled power in the world and has a harem of beautiful wives.