The Great Demon System

Intelligence, Deceit, Cunning and Luck are concepts that tie to genius. Louis, who was born with above average intelligence, got all four concepts and became a true genius. And a true genius becomes a double-sided sword. Will it be a problem solver? or even a trouble maker? It all started when Louis got an injection of nanoparticles into his body. Something much higher than modern words appears and changes Louis' life. The system appears and allows Louis to make the impossible possible. He will easily solve the criminal cases he handles. What awaited him in the days to come were cases that were more complicated and would require even greater effort to deal with. (Some events that occur and locations are indeed inspired by the real world but have nothing to do with real life)

Kyle Dawn is a poor young man, disregarded by society. He was nothing but an illegitimate child of an ultra rich family. Being left with nothing, without a family and trying to get an education in one famous university in the city by working odd jobs as pay. Kyle tries daily to earn money in arrears. The cost of his flat house was also so much that he had to pay it off immediately. some students who knew about it, of course mocked and insulted him, giving him many challenges with the lure they would pay for his tuition fees but they were lying. Even his college girlfriend cheated on him and left him heartbroken. One day, he got into an accident staged by his enemies only to wake up with a "Trillionaire system". [Host detected......Introducing the Trillionaire Wealth System]. And with that Kyle life slowly started to change and it's time to get my revenge....but one day unexpectedly [Spend not less than a million dollars everyday or everything you have earned so far will crumble].

When E-Class warrior Xayn walks in on his girlfriend with the guild master, his world shatters. Moments later, he’s thrown into a death trap; bleeding, broken, and forgotten. But just before the end, a mysterious system awakens within him. Now, with power unlike anything the world has seen, Xayn rises from the shadows. Stronger. Smarter. Unstoppable. As he uncovers the dark truth behind his father’s murder, topples corrupt guilds, and exposes monsters wearing human faces, one thing becomes clear, the weakest warrior is about to change everything, and this time, he’s not holding back.

Also called: Reborn With The Strongest Hero System Talon is an orphan raised in an orphanage in Eryndor, a town in the Kingdom of Aurumia. As a citizen of Aurumia, Talon - like other children - always dreamt of becoming a great adventurer in the Great rift and after leaving the orphanage, he joined the adventurer's guild as a rookie adventurer. However, as someone who failed to awaken any abilities during his first golden stage and being that he was in Eryndor, a remote and uneventful town located in a safe and unimportant location with almost no dungeons or monster lairs, Talon's future prospect as an adventurer doesn't look very bright, and the pressing matter of his sworn sister's congenital illness was a source of dread for him. On a mission with other adventurers, Talon loses his life to a betrayal. Only for him to wake up to the notification: [Ding!] [Congratulations! You have been integrated with the Interdimensional Bazaar, the place where the infinite realities meet!] He swore to have his revenge and to become the “Strongest Adventurer".

Malcolm Shade is the neglected son of his father, CEO of Shade Corporation. After living a miserable life, he is killed by mysterious circumstances and regresses to the past with his memories and a strange System. Read as Malcolm rises to the top of the business and academic world with the power of his System and the knowledge of the future.

On the anniversary of Melvin and Hasley's relationship, there was one harsh reality that Melvin had to accept, which was Hasley's affair with a man named Sean. Hasley betrayed him because he was poor. From then on, Melvin's life was changed by the wealth system. Melvin can buy anything he wants so easily. He only needs to carry out missions well, then there will be extraordinary rewards for each mission he successfully completes. But Hasley, who is no longer his girlfriend, still interferes with his life. Even when Melvin is close to Adaline, a sincere woman, Hasley still interferes with Melvin's life.

Nazuno, a demon student and a victim of abuse, wants to become the demon lord candidate to change the demon realm into a pleasing place. But her fear of failure holds her back from becoming one. "Demons are failed creatures that needs to be fixed." She'll soon meet Ritake who will help her achieve her goal. Later on, she'll know the greatest revelation of Ritake.

Wrongly imprisoned and betrayed by the powerful, Owen awakens a mysterious system that turns suffering into power. Hunted by the law and the elite, he must rise through strength, reputation, and wealth, or be erased by the same world that tried to bury him.

Leonard Fincher lived at rock bottom. He worked relentlessly and sacrificed himself, yet all he ever received was humiliation and failure. Until the day he returned to the city and awakened a mysterious system: Infinite Returns: Investment Rebate System. Help someone? Receive a rebate. Make an investment? Get returns multiplied many times over. Do good deeds? The system rewards him. From a poor man with no future to someone impossible to ignore. Those who once looked down on him would soon realize one thing, Leonard Fincher was no longer someone they could reach, let alone touch.

Ethan Cross, a struggling orphan living in the slums, awakens a hidden system after a life-threatening encounter with a powerful noble. The system grants him access to hidden knowledge, martial skills, and an evolving interface that allows him to manipulate reality. Ethan begins his climb from the gutter, navigating through dangerous political games, ruthless guilds, and ancient dungeons. As his power grows, so does the danger — for the system he wields holds the key to an ancient prophecy that could reshape the fate of the world.