First Stygian Diviner:Apocalypse - Chapter 42 Mortal Combats

When disaster struck, Ling Mo knew that the kinds of zombies depicted in doomsday movies would in fact, be totally different from reality…

After being struck by a crazed driver, Eden found himself reincarnated into another world as the last heir of one of the three most powerful clans.Immediately after birth, he was declared a powerful god known as 'Doom'. However, he soon realized that he had been reborn into a world from a novel he had never read, only seen advertised.In this world, evil souls and exorcists existed in secret, hidden from the citizens who lived in ignorance of their presence. Exorcists were born to rid the world of evil souls, maintaining the balance of the world.Eden was born with the power of Doom, and his eyes were meant to be covered at all costs, for anything they gazed upon would meet its demise.Determined to control his power, Eden struggled but failed. Everything changed when the inevitable finally arrived...[Ding! You have obtained the Doom system]A system that shall create the pact for him to tame his power and successfully defeat the evil souls.[Special ability! Host has the special eyes of doom from birth][Ding! Reversing weak aura into......]Eden was reborn with the most chaotic power and it is only a matter of time before we know what this ability shall cause upon this world.

Ye Fan accidentally obtained a billion crystal technology system, and since then, he has become out of control.

Android: You do n’t even have a mobile phone system. I want to make it impossible for you all!
Ye Fan: Sorry, I researched it out, it seems to be more powerful than yours!
BMW Benz: Our engines are famous all over the world!
Ye Fan: Sorry, I do n’t have an engine, I only have magnetic levitation, and the speed is only a few times that of yours. Do n’t worry, take your time!
…
Enemy: Is he still human?
Who can stop this!

- Description from Qidian

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