Reincarnation: Rogue Husband Here - Chapter 173

[Warning!!! Adult Content!!! R18!!!]All his life Damian has endured abandonment but his fiancé's betrayal with a senior associate was the last straw that broke the camels back. Shattered, Damian ended his life with a bullet to the head.[Rejoice, you have been chosen to become one of the seven potential successors of the demon lord!][Good Luck. You will need it]Instead of death, Damian is given a second chance at life but as one of the seven princes of hell. The Introduction of the system into his life turned it into something adventurous.Tasked with sleeping with virgins, seducing the righteous and spreading immorality to the entire realm, Damian is exposed to a world he never knew existed.“But wait, you mean I also inherited a three wives as well?”“What do you mean they are the jealous types and I'm not allowed to get married?”---

Ye Fan accidentally obtained a billion crystal technology system, and since then, he has become out of control.

Android: You do n’t even have a mobile phone system. I want to make it impossible for you all!
Ye Fan: Sorry, I researched it out, it seems to be more powerful than yours!
BMW Benz: Our engines are famous all over the world!
Ye Fan: Sorry, I do n’t have an engine, I only have magnetic levitation, and the speed is only a few times that of yours. Do n’t worry, take your time!
…
Enemy: Is he still human?
Who can stop this!

- Description from Qidian

Chen Mo a game designer got sent to a parallel world with advance technology but undeveloped game concepts.

Nikolai gets bitten by a vampire and a werewolf on the same night. Their bites cause his hidden blood to awaken as the first hybrid. He grows stronger by devouring the blood of his enemies and lacks the weaknesses of both races.Despite this, he lives a normal life during the day. While at night, he explores a dark, hidden life, working for a spoilt princess and helping his obsessive friend. One is a vampire—the other leads a werewolf mafia group.Lost in this strange world, he finds help from Eliza, the strange pendant his mother created before she died. This helps him realise the world isn’t what he thought as he faces constant threats and danger from those who despise him.In this new world, his growth is rapid, and with endless possibilities, Nikolai fights for his life and to protect what he finds important while rising to the top.