The Earth is Online - Chapter 68

After Reincarnating into Naruto World at the Warring State Era as an Uzumaki, Masahiko thought that he got a useless System. He lived for 48 years as a normal, below average Uzumaki Shinobi.

That changed when he finally knew how the system works the day of his 49th Birthday!

- Description from Novelupdates

I, Lin Yun, with my exceptional aptitude, had thought that I would be trained as a key disciple, however...“The Demon Sect will never expect us to send such an excellent disciple undercover. Once you attain a high position within the Demon Sect, with our help both from within and without, why would we worry about the Demon Sect's destruction?”Three years later.“The Righteous Path will never expect us to send such a promising disciple undercover. Once you attain a high position within the Righteous Path, with our help both from within and without, why would we worry about the Righteous Path's destruction?”Lin Yun: I just want to quietly cultivate to immortality...

Overnight, the whole world became gamified in Su Mo’s eyes

Not only can he use his life to draw cards

You can also see the hidden attributes of real objects

then–

He looked at the chandelier above his head:

[Item: A dilapidated chandelier]

[Hint: There is still one minute and seven seconds to drop]

Turning to look at his right hand:

[Item: A piece of the right hand of a young man]

[Hint: Due to long-term training, the grip strength is 3% stronger than that of the left hand]

Then look at the ginseng on the table:

[Item: A wild ginseng]

[Hint; it is contaminated with a trace of origin qi, eating it may make you more energetic]

…

Su Mo excitedly ran to meet the school girl who had just confirmed the relationship.

I saw a bright red streak of blood shining on my girlfriend’s head:

[Item: A Very Hungry Fox Demon]

[Hint: You may not be her opponent]

- Description from novelbuddy

What would you say is the most valuable thing in this world?