City of Sin - Book 9, Chapter 93

I dedicated 10 years of my life, focusing solely on regression.[Authority: Death Regression has naturally been nullified.

Lin Li accidentally enters another world while playing with his smurf mage account just after he maxes out all kinds of crafting skills, bringing with him various top-grade materials. Although his character is practically powerless, what he gains in return is unprecedented magical talent! Can he survive by himself after being thrown into another world?

- Description from Novelupdates

How does a half-grown mountain village boy like me end up bizarrely becoming the grandmaster out of nowhere?Source: Web...

A teenager who unexpectedly gets transported to the modern world from ‘the world of the immortals’ . He finds himself in the body of an ordinary guy. He wants to go back to his world and for that, he will have to practice to get stronger and investigate the reason why and how he crossed through to this world.