MTL - Billion Technology Crystal System - Chapter 8 : X system was born!

Zavier met Cosmic Consciousness after his death. He was satisfied with every system that Cosmic Consciousness exhibited, so he wanted all of them. Surprisingly, the Cosmic Consciousness obliged him.

Zavier was reborn in an isekai full of magic and alchemy. Now, he had many routes to upgrade. Interestingly, to coordinate these systems, Cosmic Consciousness gave him the gift of being able to duplicate himself. He could clone a finite number of himself to manipulate these systems.

Magus, Alchemist, Mesmer, Tamer, Hunter, Vampire, Werewolf, Dragonknight, Necromancer.....

-----

By the way, it wouldn't appear NTR or some bullshit harem of courtships. MC of course will have harem but not for cliches.

She just took a nap in the lounge, and when she opened her eyes, she was dressed as a fat country girl who was illiterate in ancient times.

Not to mention delicious and lazy, he is still domineering in the village.

No one wanted to marry her in the eight townships of ten miles, so she finally bought a golden tortoise-in-law.

In a rage, the old bully went down the road and kidnapped a husband for her.

It’s just… Dad, isn’t there something wrong with what you kidnapped?

＊

After marriage, Fatty Su is very busy.

Busy transforming bully dad and bully brother.

Busy rescuing the beautiful god general husband.

Busy raising three little bullies, Xiaodouding.

Accidentally, she was busy becoming Dayan’s most powerful 1st rank mistress!

- Description from novelbuddy

Calamity descends upon a a tranquil world in the black of night, transforming it into a death game! This a a true apocalypse, but this is not the end of humanity!

- Description from Novelupdates

The Spirit Network, known as【Deep Sea】 connected five continents as human civilization surged forward; yet, they were oblivious to the impending eternal night. With the Extraordinary Awakening, the edifice was about to collapse. Flesh is weak and pitiful, how could one ascend? The story began when Gu Shen, an ordinary youth, received a ruler that bore the truth. He peeled back the corner of this extraordinary world, becoming the largest moth among the thousands that dashed into the flames. If winter is coming, I will climb against the steps, overturn the thrones of kings, shatter the crowns of falsehood, destroy the scepters of injustice. I will become humanity's last, Bright Barrier.