World Traveler Villain - Chapter 3: CH: 0 Captain America

In the world of One Punch Man, the seventh S-class hero of the Hero Association, the King Engine King has obtained the super god skill system.

As long as you have reputation, you can extract the skills of the heavens and the world!

DNF’s extreme swordsmanship, the flames of fire in the god of death, the Tensei and Samsara in Hokage, the top three-color domineering in Pirates, the dragon slaying magic in Fairy Tail… Look at the system panel. For the 100 million prestige balance, KING took a discount and chose Stud. “Ding!”

- Description from novelbuddy

I am a what, and where is my little friend? No, give it back right now!

What, back in a lab again? What a load of bull.

Finally, I’m dying... No, I got revived again.

Becoming a weapon for a kingdom? Meh, they can try and control me.

Medieval weapons? I like that. Give me all of them.

An Angle cult? Let’s destroy that.

Pure Dragons? I want one for myself.

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

Betrayed by his closest friend.Abandoned by his own family.Tossed into a death labyrinth, waiting for a second, crueler death.Aaron should have died —but fate had other plans.At the bottom of despair, he stumbled upon a sealed SSS-rank Dragon God, chained and forgotten by the world.In exchange for freedom, the Dragon offered him a contract and a new name,Three years of pain.Three years of torture.Three years of absorbing the ancient mana buried under the labyrinth.When Aaron rose again, he was no longer human.He was a Legendary Dragon — the first of his kind, carrying a power the world was never meant to see.Wielding the Beast Sovereign Ultimate Skill, Aaron can tame mythical beasts, spirits, and even monsters birthed from nightmares—and share their powers as his own.The fallen will rise.The abandoned races will follow.And his wives will fight beside him.This time, Aaron will not be a pawn.He will command.He will conquer.He will become a God.Additional tags:No Incest, No Rape,, Harem, No Loli, Succubus, Elf, Angel, Vampire, Cat girls, Dragon Girls, Fox Girls, Monster Girls, Slaves, Princess, Yandere, Righteous Characters, Primordial War, Peak Lore, Gods, Churches, Mana, Transmigration, Devil, Demon, Death, Evolution. Can't think of more clickbaits.