The Great Demon System

Twenty-four-year-old Ethan Cross is a broke delivery guy stuck in a decaying city, betrayed by his girlfriend, mocked by coworkers, and ignored by society. One night, after saving a mysterious old man from thugs, he is rewarded with the Conqueror System, a mysterious interface that grants him skills, wealth, and abilities in exchange for “conquests” in the real world… both in business and in romance. The more he wins hearts and dominates industries, the more powerful he becomes physically, mentally, and socially. But soon, he realizes that his rise threatens the interests of shadowy organizations, ruthless billionaires, and supernatural enemies who see him as a dangerous anomaly.

Devon Arias witnessed all of his family got brutally murdered in front of him. When he actually become a sacrifice for Demonic Summoning Ritual, Devon sabotaged the ceremony and made a pact with seven demons at once so he can exact his revenge to everyone who responsible for the death of his family. The pact is done and suddenly a bright transparent screen appeared in front of him. Devon got a system to utilize the power of 7 demons inside him. What will happen to Devon next? Will he be able to control the seven demons or will he be controlled by them? What about Devon's revenge, if the demons secretly have a secret plan to rule the world?

"In the gritty streets of City X, James, an endlessly heartbroken man, faces a cascade of breakups due to his financial struggles. Little did he know that his life was about to take a surreal turn. A mysterious system grants him unimaginable wealth and skills, just by signing in every day. As James grapples with newfound affluence, navigating love and life in a world that suddenly seems too good to be true.”

In the war-scarred realm of Valecross, every sixteen-year-old awakens a Spirit Gift, except Liam Cross. Branded The Powerless, mocked, and hunted in Ravenhold Academy, he’s destined for failure. Until one night, a black crystal pendant, the last relic of his mother, shatters awake. Inside it stirs a forbidden System unlike any ever seen. It tracks his strength, speed, and quests like a living game. As Liam secretly grows stronger, dark forces begin to move, rivals who fear him, and a prophecy that calls him the Echo Chosen, the one who will either save Valecross... or destroy it. When monsters from the Rift return to devour the academy, Liam must decide: Embrace the Shadow System, or let the same monsters that took his family make him lose everything.

Caspian was a gaming genius with a bright future—until he got stuck inside one. Now, in a world where your destiny is a weapon, he’s been given a wooden stick. Mocked and hopeless, he joins the worst guild alive. But Caspian has a secret: he knows this is a game. And his joke of a weapon levels up. Twenty years ago, a god promised to return and wipe this world out. Time’s up. And the only player who knows how to win… is the guy holding a stick.

Jilted at the altar by his girlfriend on his wedding day, mocked by friends and family, and scorned by the media, 30 years old Arnold Stone thought all was lost when he was then attacked by mobs and hit by a truck on that same unfortunate day. Mysteriously he survived the accident unhurt and unscathed without bruises, and wakes up a changed man, who’d also become the host of a dark super lavish system called the Nexus. Binded to the instructions of this system, he is asked to accomplish various tasks, and quests in order to unlock points and embark on a journey of vengeance on those who hurt and ridiculed him. Also, he is no longer Arnold Stone, the poor grocery owner who barely had a dime to his name. Now he is the host of a system worth trillions of dollars. King of the underworld and a rising Trillionaire!

Sanxi, the one last person and the only mortal who can carry the death runes. . . His life changes the moment a supernatural portal opens and gives him access to the world of supernatural creatures. In this magical world, a new system is activated and he must learn to survive while training and gaining magical powers that will help him kill the Lord of the Underworld and save humanity from him.

In Sanctum, luck isn't random; it’s engineered. The elite pay for probability enhancers, while the poor rot in the "Zero District," slaves to statistical irrelevance. Joseph Vance is a "Null." A data-analyst who crunches numbers for the underworld but refuses to gamble. He believes in cold, hard math, not the rigged games of the House. But when his sister, Elara, is seized by the "Debt Collectors" for "organ collateral" on their father's unpaid loans, Joseph is forced into the glitzy, neon-soaked arenas he despises. Out of options, he challenges a Sector Boss to a game of high-stakes probability. He loses. Badly. Beaten and thrown into the city's disposal chutes, Joseph lands in a graveyard of discarded tech. Broken and dying, his blood mixes with a prototype military chip rumored to be a myth: The Chaos Engine. [System Booting... Neural Interface Linked.] [Protocol: Entropy Exchange Active.] Joseph doesn’t get magic. He gets a processor capable of hacking the probability of the physical world—but the fuel source is his own biological decay. He can force a lock to open, a bullet to miss, or a card to turn, but every manipulation accelerates his cellular aging. To save his sister, Joseph must bankrupt the House. But in a game where he trades his youth for luck, the question isn’t if he’ll win—it’s if he’ll die of old age before he can cash out.

The origin of greed and the starter of war -money. The most important thing needed to cultivate -Money! Han Yichen an ordinary transmigrator in the world of cultivation filled with dangerous beings where one could die without strong backing or strength. Ding! This ordinary transmigrator was destined to be the richest cultivator... And maybe, just maybe, the strongest too.

In a world where strength rules, Oliver is nothing—a talentless outcast doomed to be weak. Beaten down and forgotten, he’s on the brink of giving up… until a mysterious system awakens within him. It whispers of power, demanding he complete dangerous tasks in exchange for strength. With every mission, he levels up, evolving from a nobody into a force to be feared. But the path to the top is ruthless, and the system has its own secrets. Will he conquer destiny—or become its pawn?