Return of the Unrivaled Spear Knight - Chapter 13

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.

Liam Sera Banfield is a reincarnator.

Frank, a mercenary known for his cold ruthlessness, decides it’s time to leave the bloody world of the underworld behind. But the underworld has no plans of letting him go. Relentless enemies from his violent past keep hunting him, and eventually, they succeed—Frank is killed.But fate has other plans. Instead of staying dead, he is mysteriously reincarnated into the body of a cop in a world filled with crime, corruption, and dark secrets. With the help of a strange, all-knowing system, Frank is given the chance to live again—this time, to prevent crime before it happens.

Traveling through a parallel world, Ye Cheng planned to be a copywriter and copy tomb robbing novels, but he became a gold medal writer in one fell swoop.

But who would have imagined that, with the unearthed ancient tombs, Ye Cheng’s novels have become reality.

Numerous archaeological teams rushed to ask for advice.

As a result, as Ye Cheng solved more and more ancient tombs, he couldn’t explain it more and more!

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- Description from novelbuddy