In DC/Young Justice with the Omnitrix/Ultimatrix and a Chat Group - Chapter 10: Damn busy bodies!

With Ye Chen, who inherited the devil, reborn the Phoenix continent, invincible, there will be any unknown secrets waiting to be solved here.
   The “City Revival Master” has been completed, and my brothers support it ~~

- Description from ~

She, a genius abandoned by her clan. He, a proud, pampered, two-faced imperial crown prince, a developing supreme ruler of the world. She, tricking him, disguised as a pig to eat a tiger, suppressing him, provoking him. Every time, after playing with him and stirring him up, she’d escape.

No man could put up with this! He could only hunt her, pamper and indulge her, lure her into falling in love with him, who would have thought, the one to first fall in love would turn out to be him———-

A young man who stood above the world, a young lady who dominated the landscape, evenly matched opponents, evenly matched romantic game of chase and tag.

- Description from novelupdates

Alex, a young man with ambition but unfortunate life.He grew up as an orphan and from a very young age, learned to stand on his own feet.Barely making a living by searching through the dumpsite for things that could be sold.One day, when he came back home from the dumpsite, Alex decided to rest on the new sofa that he got from the dumpsite just the other day.But unexpectedly something magical happened to him.A stone inlaid on the sofa suddenly brought him to an alternate dimension!And there, Alex rise started, controlling the luck of the world.Everything runs through his favor.Whenever a problem comes up, it gets solve unknowingly.When he lacks money, gold suddenly fell down from the sky.Opening a treasure chest will always give great rewards.Lottery is nonsense, he will win no matter what.When a strong monster is about to kill him, it will trip on a rock and have its head explode, dying by itself.That's how against the sky he is!From then on, Alex became known as 'Fortune', the one who controls luck!

Huang Dan’s pain nerve is innately different from the ordinary people. A little tore in his skin can cause him to sweat all over his body painfully to the point of him unable to make a word out.

Somehow, he began to cross world, following Mr. System to do the tasks…

In the first world, Huang Dan realizes what it means to die painfully and to live to die again.

TL’s summary:
MC suddenly transmigrated and is bind to a system, requiring him to solve mysteries. Born with a higher degree of pain sensitivity, he met different people in the different worlds and learns what kind of emotion smiling is.

- Description from Novelupdates