Space and Rebirth: The Favored Genius Doctor and Businesswoman - Chapter 278

Lu Wu, an aimless video game developer, had been feeling perturbed ever since he found out he was the direct descendant of a king from the underworld. Other than the title, His Excellency, his ancestor hadn’t passed down anything else to him. On top of that, all of his ancestor’s subordinates had rebelled against him and completely usurped his inherited territory.

He has been abandoned by his clan.

He has been considered waste from his childhood but he is a “Peerless Genius”.

His father with the help of another person has sealed his Dantian to stop him exposing his exceptional talent but after his rebirth, he becomes the most dazzling star of the continent. However he faces crisis and difficulties as his Dao goes against the Heaven’s will.

Overcoming everything, eventually he achieves the highest boundary “The God of War”.

- Description from Novelupdates

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.

Forced to be married, only to find out he's the one she loves the most.

Su Anan was forced by his father to marry a rumored ruthless CEO. She was resentful and scared because she didn't know what this cold man would do to her. But as they spent more and more time with each other after marriage, she found out that he was a gentle and considerate husband, so she naturally fell in love with him.

Her half-sister often bullied her, he came to help her revenge. Her biased father often beat her, he ruined her father's career with anger. Relying on his love, Su Anan revenged thousands of times to those who bullied her. After all, her CEO was the most powerful person in the city, and no one could bully her anymore.