sin system: demonic harem after reincarnation

Dragons attack humans. They are the devil king's subordinates. The devils uses them to kill humans. The devils need a new place for them to live. However, humans only found out about this on their last day alive. It turned out that the dragons were divided into two groups and they had committed the sin of killing the dragons who refused to become subordinates to the devil. Alexander Sawyer was shocked when he found himself alive again, one year before all of humanity was wiped out, and he received a system that required him to become a hero. [5 days after the devil king's subordinate dragons attacked humans.] [Congratulations on being chosen as a hero to save all humanity from the devil and the devil king's subordinate dragons.]

After the betrayal and death by his superior, An aspiring scientist is revived back into the land of the living by a mysterious being. With a new purpose given to him by his savior, and continuous corruption tearing away at his heart. He hopes to right the wrongs committed against him and find a new purpose to open his heart once more.

Blood begets blood and so shall I be supreme - The Blood demon wielder is sent back in time to protect the flow of time and the future of all. Compulsorily reliving the agony of a time past, Lekan must endure till his past converges with the future and his true destiny is awoken. Come trials and tribulations, he must push on or be wiped out by the revenge seeking Morgana. It is a race against time, a fight against the frozen future and a feud to determine who dominates the other. Will he falter and the fate be damned? Will the demon let loose, his soul to conquer or will Morgana triumph and the fate of humanity lost forever? And how does a young, withdrawn protagonist copes with his growing popularity amongst the female gender on his unknown path as harem king? Follow the tales of a time traveler, reliving his worst agonies while determined to carve out a whole different path for the future. Come what may, women or fame, demons or System Holders, only one path shall stand true. By blood shall I dominate the Universe. And I alone, shall be its King. _____ Cover Image is Not mine.

Henry Austin was disregarded by society. He was left with nothing but his girlfriend when she cheated on him with his best friend. Heart broken by the situation he got into an accident only to wake up with a "Wealth System" He was given only one task, which was to spend a million dollars everyday otherwise the system would vanish. "Let's make everyone regret now!"

Asher has always been at the bottom of society due to poverty. He lost his job, Lost his girlfriend, Almost lost his life and got framed of stealing all on the same day. His life was close to its end with no powerful family to back him up against his foes. But then due to mysterious encounter with an old man, his fate changed. [[ BILLIONAIRE GOD SYSTEM ONLINE ]] [[ DING! Money has been sent to your account ]] A system that rewards more money for spending money. A system that grants monetary reward for task completed. [[ Worth: $100 Trillion ]]

In a world once victorious over the Specters, a sudden disappearance thrusts humanity into chaos. As the once-celebrated leader vanishes, leaving fear in his wake, the Specters and Dark Orcs seize control. Amidst the turmoil, Keith, a downtrodden youth, discovers the Immortal Mage System, a legacy from the vanished leader. Bestowed with newfound powers, Keith becomes humanity's last hope, tasked with salvation and the daunting quest to overcome formidable adversaries and reclaim a shattered world. [Immortal Mage System is extracting Curse]. [Curse Extraction completed]. [Congratulations, you are blessed]. .

Lucian Matis was a traveler of a world where magical creatures are made. He Kevin and Adam who helped him settle in this world. Lucian liked this world because it was full of things he didn't know. He was killed by a blue demon dragon because it was his first assignment, This made him Lucian come back to life. Later, Lucian found out that he had been reborn on earth to help him get ready for the The Dark Universe mission. Something bad was waiting behind the curtain. It was found that there was a crack that let to the Dark Universe. This is a world where strange beings who could destroy the earth lived. On the other hand, Lucian's past experience will be used to build a copy of the Dark Universe that will be used to teach new recruits. This system is called the Earth Protection System. Chips were put into the brains of hosts while the Earth's Protection System was being built. Members of the earth's defender mission must now be ready for the future and have a plan to help them grow and get ahead.

Elrick Aldof—A lousy young man whose life is full of misery and failure at all costs, unexpectedly discovers a system that magically has an infinite arsenal, full of various weapons! In the face of the irregularities in his life, he was shocked when the terrible 'Mad Wolf' virus hit Okazaki City overnight. Suddenly, the town where he lived became deserted because there were rampant zombies, and the streets were full of corpses in the form of zombies. How will Elrick Aldof act in facing the system to save his life and the lives of his relatives and close friends?

In a world of magic and dungeons. Archie Shellford thought he had woken up in a completely different world until he found a mysterious item containing ancient texts from his previous world. When his curiosity peaked, and all his questions weren’t answered, he met a fellow Outlander. Aided by the outlander's bizarre law—The Grimoire, Archie must live his new life and discover the relationship between this world and his old world.

After rising from the dead, Niff was given an order by the Moon Goddess to free the Land of Amaphera from the cursed magic power of the Dark Shadow. The problem is that Niff lost his strength, got swapped in another man body, and lost all his memory—can't even remember his own name! How will Niff liberate Amaphera Country? How will the search for the six bodies of Amaphera Country's strongest mages hidden by the Dark Shadow succeed? How does Niff unravel the big secrets of Amaphera Country? Niff struggle to get his life back, against fate to fight for his whole life as a half blood witch,, and to change the prophecy of fate will begin when he rises from the dead.