Botsuraku Youtei Nanode Kajishokunin wo Mezasu - Chapter 1-11

Luo Yi, a high school dropout in his original world, was isekai’d into the world of the Witcher 3. Starting out as a weak boy named Roy in the village of Kaer, Lower Posada, he was determined to grow stronger, no matter what it took. The first step toward becoming a legend was to kill. And his first kill was… a rooster. ‘You gain 1 EXP.’ Of course, Roy had his own cheat system like all the other isekai protagonists. His first step to becoming a legend started now…

Everyone can become a fairy, everyone can become a god!

This is an era of national lords, and it is also an era of immortals and gods, and myths are not just stories!

Wu Chi crossed the parallel world and stepped into this exciting world where the heavens are fighting and the blood of all races!

With the mysterious treasure in hand, he can mutate all the territorial buildings!

“White” Lord’s Heart → “Golden” Lord’s Heart! Legendary features, the door to heaven is open!

【Cultivation】→【Spiritual Field】: Yield x1000%! Growth speed x1000%!

【Water Well】→【Moon Well】: Instantly restore blood! Instantly back to blue!

[Arrow Tower] → [Element Tower]: The magic chimes, destroying the sky and destroying the earth!

[Barracks] → [Xiu Xian Academy]: Three thousand sword immortals, why fear a battle!

……

Wu Chi: “Wealth, power, strength, beauty… I want them all!”

- Description from novelbuddy

After breaking up with his girlfriend, he accidentally acquired a genius system and rose from there against the heavens, becoming invincible..

- Description from Novelupdates

In countless worlds, mysterious doors appear, leading to an ordinary-looking convenience store. That is, until you see who’s inside.An immortal cultivator ponders over instant noodles flavor, an ancient demon sips a cola, and a primordial beast carefully holds a bag of potato chips. Beings who could shake the heavens stand quietly in line, waiting their turn.At the counter, a young man scans their purchases. No one knows where he came from, but all understand one thing. In this store, rules must be followed.Welcome to the Dimensional Convenience Store, where even the greatest existences must check the price before they buy.