I can return to the age of mysterious - Chapter 66 - 0 Martial Artist_1

In a survival game to select new Gods, mankind is summoned to another world filled with different races.

A high school student that has lived as a mob-character ―― Mimori Touka

Yo, Hi! I’m Frank, I made a deal with a demon to pay me some money for receiving a guest for a few days every week.
I had no idea about what I have done.
On May 1st, Conan ‘the God of Death’ came to my house. I was forced to let him in and we get involved in a criminal case.
On May 8th, Bruce Wayne ‘Batman’ came to me. I was forced to follow him to fight crime.
On May 16th, Hannibal Lecter, The Silence of the Lambs, came to my home. I can only say that I really can’t stand my guests.

- Description from Novelupdates

Take a step, experience 10,100 times, basic stance advanced to yellow stance!Swing a punch, experience 10,100 times, basic boxing method advanced to yellow boxing method!Take a powerful pellet, experience 100100 times, cultivation level from quenching body third level to quenching body sixth level!Take a look at the sword intent on the sword mark stone, experience 100100 times, successfully comprehend the first level sword intent!……Jiang Chen crossed the other world and accidentally got the 100 times cultivation system, he is getting stronger all the time!The basic martial arts skills can be upgraded to the heavenly level by walking around and waving a fist!The first thing you can do is to take a pill and your cultivation will grow faster than a rocket!It’s hard to understand the law of sword intent? Is it difficult to become an alchemist? I have a hundred times the cultivation system, it’s just a matter of minutes!Jiang Chen has a hundred times the cultivation system in his hand, from now on, he will beat all disobedience!