Superstar From Age 0 - Chapter 642:

As a promise, he went out into the world as an assassin. 3 years later, after becoming the Supreme Assassin, he gave up on everything he had and returned to the ranks of ordinary people. But one day, Kismet, a mystical game created by the National Research and Development had appeared.

Enigmatic hands, spectral frame, and one cunning strike just like the swing of the Grim Reaper. The Supreme Assassin takes on the mystical world, and how his legendary tales sets off, progressively ascending the altar to becoming the best.

- Description from Novelupdates

Neuer travels through the world of pirates, is adopted by Bermer, and becomes Nami’s older brother!

The Awakened Talent Copy System can copy anyone’s talent in a certain aspect at will!

What kind of experience will it be when Neuer has Shanks’ domineering talent, Kaido’s physical talent and Hawkeye’s swordsmanship talent?

Even the ability of a devil fruit can be copied by the system as a talent!

Many years later, Neuer turned the sea upside down with a talent that surpassed everyone in the world.

(Slow and hot text, slow development in the early stage, and random waves afterwards)

- Description from novelbuddy

Xiao Feng, the protagonist of the story was an ace at online games. By accident, he knew a game called Mystery which can reduce human’s energy consumption and improve the space-allocation on the earth. In this game, he hit monsters, increased his levels and met a lot of friends. However, at the same time, he was inevitably drawn into the struggle within and outside the labor union. What should he do? And what difficulties would he face? The following are his inner monologues.

I was killed in the game and asked him/her to fight offline only to find that she was a girl. What should I do?

I wanted to be a support and carry my team-mates only to find that all of them were newbies, what should I do?

Please don’t court death and let me kill the boss with the hammer!

To conclude, this story is about a support who would have liked to carry all his team-mates. However, after realizing that support could not save the world, he resolutely picked up the hammer and killed the boss in the game.