One Piece – Thundergod Marine - Chapter 89 Arrival Part 1

With less than a year left before the night of genocide, Uchiha Habara decided to run away.

As a result, he never expected to activate the system that had not been activated for fifteen years, and was kidnapped by the Uchiha clan.

Fortunately, the system is not without rewards, and the stronger Uchiha is, the richer his rewards will be.

So what he can do now is to make Uchiha great again!

- Description from novelbuddy

The fallen ones, strange monsters that showed up on earth with the sole purpose of destroying everything and ruling over humans.Only one man remained during the onslaught, his name, was Rashin Montero.“Do you wish to live or die?”The question appeared before him.“Kill me assholes!”He died.A hundred years passed and Rashin finds himself alive in the future.It turned out he was saved by a stray angel, and was granted a powerful energy that allowed him to stand on equal footing with the monsters that once wanted to take over earth.In his new future, the world has been restored to what it ones was, a huge shield was placed around the world to keep the Hakiaas out.Heroes were summoned to defend the world against these monsters during the Countdown, while the monsters could not be killed or harmed, they could still be sent back to their world.Or at least, until Rashin arrived.[Blacksmith System activated. Welcome host.][Initializing core functions... Complete.][Congratulations, you have gained a new blue paint (Large sword.)][Stella blade has passed all requirements to evolve.][Evolving to human form can now be processed.][Congratulations, you have gained a unique core, your weapons can now undergo fusion.]Having a system that allowed him to craft weapons of all kind, Rashin enters this new world trying to survive while also remembering part of his memories.Not just that, he can also turn every weapon he makes into beautiful overpowered maidens capable of killing the Hakiaas aka fallen ones.

When I was reborn in South Korea, I wanted to live my life in peace. Pass the activation system, unlock the 'Big Brother' career, obtain the invincible system, and embark on the road to power

Chen Heng is called a pervert.

For killing his sexual partner, the dejected gong forced him to bind with a cheap system.

He has played a series of roles such as: the Holy Mother, a foolish idiot, a wretch, a very perverted and very cruel tyrant… The goal is to get rid of the cheap system, and return to the original world.

Confessions of the small gong:

My lover is a pervert, he is very violent, arrogant, black belly, and vicious.

But I still love him.

I want to break his wings and cut off his limbs.

Capture him, possess him, collect him, and let him be mine.

Small shou: Scram! Don’t talk to me!

Small shou: arrogant, cold, black belly, vicious

Small gong: more arrogant, colder, more black belly, and more vicious

- Description from Novelupdates