DxD: I know…I'm not the real one,just a cheap copy. but...I'd win - Chapter 1: Stuck in Another World

Ye Xiao was a superior cultivator in his previous life. The three factions of the realm kill millions of people every time they attempt to seize cultivation resources. Wealthy towns turn to wastelands in just a single night. They cover up their crime with an assertion that the towns were suffering from pestilence and disasters.

They forcibly hold all the resources for cultivation, monopolize all valuable practice materials, and keep outsiders from cultivating so that only their three factions could cultivate in the realm. Ye Xiao declared war against the three factions in retaliation for their actions. He fought alone and ended up dying in vain. However, he is reborn into the mortal body of a 16-year-old boy. He will use the powers he cultivated in his last life and slaughter his way back into the Realm. The story begins!

- Description from Novelupdates

Luciel Ashford was a powerful vampire hunter who fought for humanity's survival in a dystopian world that was being overrun by supernatural creatures.After being sent on a simple mission to eradicate a vampire nest that appeared near one of the human colonies, no one expected one of the most powerful beings to appear - the vampire king, Alukah.In a big showdown that was thought to be the start of a new era, Luciel faced off against Alukah. He won the battle but at a price. That night marked the fall of humanity's hero.Turned into a vampire, discriminated and hunted by the humans he fought for, he is going to answer their call for help once more to protect the people he cares about.Torn between the two worlds, he is going to climb back to the top, forging his own path while still trying to keep his morals intact.“Well, I have a message for you, god. Screw you!!!”_______________!!!WARNING!!!For those who came for the system, you can expect it to see after ch80. Reason being is that the focus is more on cultivation.The system is just a tool for better understanding of the story that's about to come!

Corporate slave Alexander dies with only one regret—not finishing the fantasy novel in his hands. Fate has a twisted sense of humor when he awakens as Alexander Flamingo, the perverted villain destined to be expelled and killed in that very story!Armed with complete knowledge of the original plot and a mischievous “Harem King System,” Alexander plans to rewrite his fate. No longer the one-dimensional pervert of the novel, he'll use his future knowledge to manipulate heroes, seduce heroines, and rise from disposable villain to the true mastermind of this world.The system grants him power through every relationship he builds—but can this calculating reincarnator use his second chance to avoid his predetermined death and become the ultimate Harem King? One thing's certain: this story won't follow the original script.

This story takes place in Modern China. However, no matter how much things change, in the depths of society, a secret world of syndicates and hidden factions exist.

Yang Chen, a graduate from Harvard who is fluent in English, French, Italian, and German to list a few. He is also capable of fighting and a number of practical skills. Yet he chose to go on the streets to sell fried mutton skewers for a living.

Lin Ruoxi is the CEO of a multibillion-dollar company—Yu Lei International. This company is one of the leaders in the cosmetic and fashion industry. Despite being only 20 years old, her ice-cold demeanor and beauty are well-known and unrivaled in Zhonghai City.

Due to a wild night consisting of a lot of liquor, fate has brought them together to become husband and wife.

And with that, the story begins!

- Description from novelupdates