MTL - Konoha: Inventory of the Top Ten Show Operations at the Beginning - Chapter 227

Ryan «Quicksave» Romano is an eccentric adventurer with a strange power: he can create a save-point in time and redo his life whenever he dies. Arriving in New Rome, the glitzy capital of sin of a rebuilding Europe, he finds the city torn between mega-corporations, sponsored heroes, superpowered criminals, and true monsters. It’s a time of chaos, where potions can grant the power to rule the world and dangers lurk everywhere.

Ordinary Archer·Full Level Conditions: 1, Hit the bullseye at least fifty meters away ten times; 2, Any kind of mixed grains 100 pounds; 3, Meat 50 pounds.Elite Archer·Full Level Conditions: 1, Become a Full Level Ordinary Archer; 2, One eye from three different animals each; 3, Any kind of mixed grains 300 pounds; 4, Meat 200 pounds.…………If you're not ruthless, you can't stand firm!If your heart isn't venomous, it's hard to establish a foothold!“I just wanted to live a peaceful life, why do you all force me?”Looking at the enemies in front of him, Fang Zhixing's eyes became fierce.This is the story of an ordinary person who transmigrated into a mysterious world, rose from obscurity with the help of Full Level Cheats, and gradually climbed to the pinnacle, fiercely contending against all adversaries.

The world was once at war with 10 alternate worlds. This was known as the Concept War and our world won 60 years ago. All of this was concealed so no normal people are aware of this fact in the current time.

After the death of his grandfather, the high-school student Sayama Mikoto is suddenly summoned by the giant corporation IAI. He learns this world is headed for destruction due to the acceleration of the Minus Concepts. To prevent this, negotiations must be undertaken with the survivors of the other parallel worlds so their 10 concepts can be released.

And so Sayama is caught up in the final battle to clean up after the Concept War which left behind so much enmity.

A good-for-nothing man married a beautiful girl but was kicked off the bed on the wedding night. Furiously, he wrote a bill of divorce and ran away.
He was schemed a car accident in which he nearly lost his life. However, it turned out to be a blessing. He swallowed the soul that passed through the outer world, thus obtained superb medical skills and martial arts.
Later on, with the silver needles and invincible martial arts, he embarked on the road of counterattacks and was committed to his great dreams.

- Description from Novelupdates