Sin System: Demonic Harem After Reincarnation

Draven Edgor Castel was a descendant of the Castel clan, in a futuristic world of superhumans and planet colonization. From an early age, Draven was gifted with talent which drew villainous grandfather to nurture him into a future powerhouse through soul crushing methods. And on the day of his age ceremony, Draven suddenly lost his powers and after being a public embarrassment for his clan. His grandfather was unable to stomach such humiliation and readily dumped him onto the lawless streets of London. When everything appeared hopeless for Draven, Abby decided to look after him until he became an adult. With years of abuse and rejection from his clan and school, Draven grew heartless and disconnected which caused an ominous spirit within to grow as big as his desire for strength. By fate's grace, Draven stumbled onto an odd pocket diary but his mere touch, caused his soul and mind to be linked to a powerful A.I, Lord Vernon a previous leader of an alliance of super-villains. With his assistance, Draven was able to unlock his original power and access the system's library of superpowers and techniques from the war of 2150. Everything should be smooth sailing for Draven but sadly his sudden gain of power awakens Kalaraja, an evil entity living inside of him who plots to possess his body while Draven uses his powers for his ambition and his love interest, Natalia Leroux his ex-fiancée. Things become complicated when Alister, her brother secretly fights for Draven's affection and to deter Draven's love for his sister, he sends one of his trusted aides, Becky Swanson to seduce him and arranges his sister's marriage with another elitist family. Will Draven fall out of love? Or will he fight for her at the cost offending the elites?

Little Sky, an earthling human, is the lowest ranking Knight on earth, regarded by many as the weakest Knight in existence. Little Sky has always hated that he was weak, he trained harder than anyone did, but that didnt change his status of being weak. Little Sky has always been disdained and look down upon by other Knights, they would always laugh and teas on how weak he was. He had thought of quitting so many times But, burdened by his mother's hospital costs and a big loan which is said to be left to him by his father, he had no alternative but to risk his life every day inside the demon grottos, despite his limited strength, which could barely kill the weakest demon. But all that changed when he activated the crazy Devouring system, which granted him the most powerful constitution in the universe; endless evolution, as well as the ability to devour everything. Sky would go from being the weakest to the absolute strongest, saving humanity and the entire universe from the catastrophic demon invasion. with his system nothing in this universe could stand in his way.

In this world where monsters and magic exist, there are all sorts of things inexplicable with science. Lee Woo was a famous scientist in his old world until he got sent to a monster world where science doesn't exist so he will make it exist.

After almost beaten up to death by two bullies, Arden is chosen by a system and teleported to a mysterious world called the Astro world filled with mystical beasts and magical races, he has to complete the missions given to him by the system to level up and survive a harsh world where only the strong prevail in. Join Arden as he rises through the rankings to become the strongest existence.

Everything was taken from him, the girlfriend he loved, his promotion and even the means to work elsewhere. However, everything changed when the Ethereal Adventure System arrived. a system that would give him real life money and superhuman abilities for completing task which mainly involved travelling to other worlds. Would he grasp this opportunity completely? would he become the apex of humanity. you can check this out by following his journey. I own the copyright to this cover including all parts and cover

In a world where power determines your identity and future, the human race is under threat from vicious creatures known as Mutants. When the Mutants wage war against the humans, their weapons are rendered useless due to the immense power of the Mutants. Just when all hope seems lost, a few good Mutants decide to share their powers with the human race, enabling them to defeat the Mutants and send them back to their world. But the government, corrupt and greedy, decides to sell these powers to the highest bidder, leaving the less fortunate with nothing. Among them is a teenage boy named Ajax Hart, until one day he completes a task and a strange system enters him. The system warns him that he is dying slowly, and his soul point will reduce by 10% per hour if he doesn't consume a soul. [YOUR SOUL POINT IS RUNNING LOW] [CONSUME A SOUL TO GET POINTS] [SOUL POINT WOULD REDUCE BY 10% IF A SOUL IS NOT CONSUMED] Ajax is left with a choice: to embrace his newfound power and become a hero or to succumb to his fate and lose his soul. With the fate of the world hanging in the balance, Ajax must navigate a dangerous world of power, corruption, and soul-consuming monsters to survive. Will Ajax rise to the challenge and become a hero, or will he fall victim to the darkness that surrounds him? Find out in this thrilling tale of power, corruption, and the fight for survival. THE MUTANT SYSTEM READ MY OTHER BOOK "LEVELING UP IN AN APOCALYPSE".

Cody Wolfe survived the apocalypse, but must struggle hard to stay alive. He spends his days running from zombies and scavenging for food. Then, in a life-or-death situation, his destiny took an unexpected turn. He got a system to control those walking corpses. With each level up, he gained a new skill, ranging from enhancing the zombies’ speed to granting them earth-shattering abilities. Would he use that power only for survival? Or could he utilize it for more?

Jin returned from another world. The dead rise and eat the living. Without a way out, he accepts his fate and lets the undead eat him. “Was that… Me? Or rather, my body? W-What happened to me…!” [Do you want to activate the Undead System?!] A/N Many thanks to Sera Execfia for the gorgeous Cover art.

In a world where Superheroes and Villains shape destiny, Arome Idu stands out- but not for his power. Born a prince, he is the only member of his royal bloodline to lack the fabled Star Lion ability, a gift that secures both throne and legacy. stripped of his birthright, Arome becomes a weapon for his kingdom, serving as a killer and child soldier. Haunted by a past of bloodshed, he abandons his homeland to forge a new path overseas, determined to outshine the cousin who claimed his throne, by managing the rise of a hero greater than any before. But fate has other plans. On the day of his pivotal interview, two A-Ranked Villians Attacked, leaving Arome dead. Yet death is not the end, but the spark of something greater! (You Have Unlocked Your Power: Total Cellular Regeneration and Awakened The Superhero Manager System!)

Victor Garcia, a poor 24-year-old cleaner at a software company, lost his job after a clumsy mistake and lost all hope. He activated the Career Simulator System and embarked on a series of challenging missions. As he worked different jobs, Victor discovered hidden secrets in various careers and uncovered corruption in his country. Join Victor on his journey as he fights mafias and corruption, striving to make his country a better place. Brace yourself for intense missions and thrilling adventures as Victor scales up in life and uncovers the truth.