My Auto Cloning System - Chapter 6: Episode – Slave Job for the Brain

In the era of universal mechas, people can go to the endless abyss, collect materials, strengthen and forge their own mechas, and master the power of destroying the world.

Jiang Chen traveled through time and awakened his talent [Immortal Unarmed]. Once the mecha is broken, he can permanently absorb its power and receive multiple bonuses.

…

At the bottom of the abyss, when the Old Demon God finally broke the Titan mecha with great effort, a hand stretched out from the fragments and held down its head.

“Congratulations, you have unlocked my limiter.”

- Description from novelbuddy

Sam Sanderson is envied by many for his job, however he himself didn't seem to like it much.

Due to his expertise in nanotechnology he was tasked with monitoring the state the Valkyries, humanity's strongest weapons who all just happen to be made into gorgeous females.

Forbidden from even touching any of them, Sam spends his days in agony watching flowers he couldn't hope to touch. However one day all of that seemed to change.

Living life in this new world was already hard enough....So why?Why is the villainess of this world obsessed with me?

A scientist, Duan Yixin, transmigrated into another world. She possessed the body of a sixteen-year-old girl but had not inherited any of her memories. With a broken marriage engagement and no money in her hand, she only wants to earn money peacefully. It's a pity that fate always plays tricks on people.When she thought she could finally live peacefully, she discovered that this world was not as simple as she thought. The man she rescued was the notorious ruthless general, and the woman who stole her ex-fiancé was the female protagonist of this world.She looked up at the sky and asked, “God, are you kidding me?”A few years later, on their wedding night, she stared at him and said seriously, “General, I'm not your white moonlight.”The man lowered his head and whispered in her ear, “Mhm, you are not my white moonlight, you are my life.”