Fate's Slave - Shadow Slave X Honkai Star Rail - Chapter 1: Genesis of Nightmare (Rewritten)

In the last life, Movie Emperor Yu listened to the company and listened to his manager in order not to expose his sexual orientation. Until his death, he never had a relationship.

“I was created to rule the stars. Instead, I was sealed away and forgotten. Now, it is time for those who sealed me to fear me once more.”__Born of futuristic technology, as well as a part of a god’s powers, Nova was the ultimate life form made by the richest couple in the universe to take over their empire. But due to seeds of betrayal, he was not only sealed away before he could awaken his potential, but everything that was his was also stolen by those thieves.Hundred years later, Nova wakes up when his mother ship gets raided and his pot is extracted to be sold. He awakens with a vengeance, and a mission to reclaim everything that was promised to him.This is his story of conquest, revenge and to tell the world that he is back. And this time, he won’t let anyone else take anything away from him.A hundred years might have passed, but his vengeance still burns bright.__r18 is mainly gore...and MC's tendencies. You have been warned. Harem and Romance will be slow since the MC has other priorities in life.. No Yuri, no NTR. But there will be a lot of catfighting between female characters for MC's attention.

Violet skies, a world undergoing massive changes, a deficient moon, interlinking voids…
When the world experienced a cataclysmic event,the majority of living things ceased to exist. Although humanity survived by hiding in the last safe zones, humans had to face mutated dire beasts and colossal source beasts that could break through the space barrier and enter the earth at any second.
Luo Yunyang, a young man who grew up in those calamitous times, obtained an attribute regulator and set out to walk the path of supremacy!

- Description from novelupdates

Have you ever wondered what it would feel like if your dick exploded? Or if voodoo or black magic actually worked?Axel got a crash course in both after leaving a one-star review for a trashy smut novel where the hapless author-san offed a minor villain. Little did he know that this particular author had some serious power.Suddenly, Axel found himself in the body of the very villain he was lamenting, right at the moment when everything was about to spiral into chaos.Now, with a second chance at life (and a brand-new set of problems), Axel must navigate the wild world of villainy—complete with explosive consequences and dark magic—if he wants to rewrite his story before it ends in disaster.