Naruto: Konoha's Kanpu - Chapter 3: Chakra Refining Technique

A huge disaster [Dark Game] sweeping across the multiverse has come.

When all the players in the game die, the entire civilization will be destroyed together.

Zhang Feng took the last artifact of mankind and was reborn from the future before the beginning of the dark game.

First of all, the first step is to start the game with a life of 100 years, and extract the SSS-level talent [Almighty Power].

The journey to the gods begins here!

- Description from novelbuddy

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.

The once revered Alchemy Emperor returns to his fifteenth year. In this lifetime, he not only seeks to rectify all past regrets but also aims to achieve the pinnacle of martial arts!Compared to cultivation techniques? My lackeys have divine-level technique in hands.Compared to elixirs? My top-tier elixirs are fit only for feeding dogs.Talents? Any genius who encounters me will find their fate crushed!Prosper under my lead, oppose me and meet your demise!

An unnamed 34-year-old Japanese NEET is evicted from his home following his parents' death.

Upon some self-introspection, he concludes that his life was ultimately pointless.

Walking down a street he intercepts a speeding truck heading towards a group of teenagers, in an attempt to do something meaningful for once in his life he manages to pull one of them out of harm's way before getting himself in the way of the truck and dying.

Awakening in a baby's body, he realizes he has been reincarnated in a world of sword and sorcery.

He resolves to become successful in his new life, discarding his past identity for his new life as Rudeus Greyrat.