The Great Demon System

In his previous life, Sen was a sociopath who accidentally destroyed his world by conducting experiments on centipedes and humans. He then transmigrated into a strange new world where he began his new life as a Beast Killer mercenary ranked at the bottom. Follow his journey as he delves deeper into the pursuit of truth. Please note that the story will be quite dark and there will not be a Mary Sue character. System would awaken later as mc confronts multiple problems.

In ancient times, there were seven lockets. Each had magical powers. People don't know what happened to the lockets. The Mercks obtained one of these lockets and created a new gateway which allowed space travel. However, they were only able to use one of its numerous powers due to their lack of knowledge. An organisation called The Chain was looking for peculiar objects, such as the said locket. Inevitably, the Mercks became their target and lost. Still, they managed to send a few of their family members away. And that's where our story begins, with a young Merck stranded alone in an alien world, armed only with the locket left behind by his grandfather. Unknown to him, the gears of fate had already started turning, and the locket had started to wake.

The battles between the Holy God Realm and the Demon God Realm are endless, with thousands of casualties every day.  However, an unexpected event occurs in the neutral realm of Mahaverna. A secret realm leading to the ancient legacies of gods is opened, attracting both Holy and Demon Gods.  Chaos ensues as they battle for the powerful inheritance shrine. Suddenly, the sky shakes, and the powerful gods of Mahaverna forcibly close the secret realm.  What caused this conspiracy, and can the trapped gods escape for revenge? Find out in this thrilling harem, ecchi, romance novel filled with love and emotions.  Warning: 16+.  Your feedback is valuable for the writer's improvement.

In a world where gambling dictates status, power, and survival, Peter Donovan—a seventeen-year-old delivery boy who despises gamblers—has spent his life avoiding risks. But when his ailing mother’s life hangs by a thread, Peter is left with no choice but to enter the high-stakes world he’s always loathed. Desperation forces his hand, and Peter bets everything—only to lose it all. Beaten, broken, and left for dead in a rain-soaked alley, Peter prepares to fade into the darkness. But as the last of his hope slips away, the impossible happens. A faint glow pierces through his pain—a semi-transparent interface appearing before his eyes. [System Initialization... Loading T.I.M.E Protocol] Welcome, Time Gambler. Welcome to the Gambling System] Now Peter can wager minutes, memories, even years of his life—to manipulate fate itself. But every second spent is a second he'll never get back. To save his mother, to defeat the gamblers who destroyed him, Peter must master the cruelest game of all: time. One wrong move, and his future disappears. One right one, and he might just rewrite destiny.

[Host Detected; Do you want to become the most powerful person in the universe? Unlock special abilities and gain immortality. Yes or No?] After being betrayed and left for dead by the wife he loved and the family he trusted, Xaden activated the Supreme System. He never knew that the ring his grandfather gave to him before dying possessed such a power. Now he has a chance to become the Trillion Dollar Consortium heir and the Supreme Manna Mage. With enemies to fight in the physical dimension and a war brewing in the alternate universe, will he succeed?

After suffering a heat stroke, Blake, a hardworking but poor university student, mysteriously acquires a high-tech system. Overnight, his mundane university life transforms into a whirlwind of success. Master’s degree? Check. PhD? Easy. From a nobody to a scientific sensation, he ascends to celebrity status. But as he delves deeper into the system’s missions, he realizes his journey is far from over. Can he achieve the ultimate glory of a Nobel Prize? Blake's quest for knowledge and fame is just beginning, but the system holds secrets that could change humanity forever.

Andrew Smith, a pro player in the virtual reality game curia online, a game that models a magical world called curia. Andrew Smith and several thousand other players fought the last boss the demon sovereign and lost. No one on earth knew exactly what happened, but those several other thousand players who died in the game, fighting the demon sovereign, never woke up from their virtual capsules. Azraf Skythunder, a young man from an ancient World called Valens, hailing from the Ancient Skythunder clan, an ancient clan that has a glorious history and an age-long mission of protecting all worlds was sent on a mission to prove himself a worthy man who is worth upholding his Ancestors mission. Andrew Smith's and Azraf Skythunder, faith, crossed paths when Andrew smith died in the virtual reality game and when Azraf Skyrhunder died on the mission after slaying the mighty lightning blue dragon. Their souls intertwined and Azraf Skythunder reincarnated into Andrew Smith's modern world. A world that was bizarre in his eyes, was filled with wonders to him but at the same time, a disaster lurked behind the curtains. he could not understand the reason why he was sent into this foreign world, his father had once told him that nothing in this world is a coincidence, so coupled with Andrew Smith's memories, he tries to find out his place and mission in this endangered world.

Jasper bought a ring and wanted to propose to his girlfriend of three years. But getting home, he met with the shock of his life. His girlfriend was on the bed with another man. Confronting them, she was unapologetic, and the man even had his guards beat Jasper Up till he was at the brink of death. But Before he could succumb to the whispers of death, he acquired the Tycoons System. Now, he was going to build his way right from the bottom to the top as an honest Tycoon at the same time, take revenge on those that had wronged him.

Zack's life is teetering on the edge, stuck in a relentless cycle of disappointment and setbacks. But a twist of fate plunges him into an extraordinary adventure and he unlocks his very own Zenith System -- his hidden weapon that can push him upwards into society, showing those who hurt and betrayed him that he is not just a normal convenience store worker. With each mission completed, Zack's power and ability rise. As he becomes more adept at using the system, Zack finds himself entangled in a web of alliances and adversaries. It turns out that he is NOT the only Zenith System user, and that the world he entered is not as alluring as he initially thought. With danger in every corner; the payment that the Zenith System demands; and managing his inner demons -- it is taking his all NOT to fall into the same dark abyss that the current users have found themselves in.

David, a timid and introverted man, finds himself trapped in a monotonous routine, longing for purpose and connection. One day, he stumbles upon a mysterious virtual reality game called "System Ascend," where players can level up and gain incredible powers. Driven by a desire to break free from his mundane existence, David decides to enter the game. Initially, he struggles to survive, constantly being overshadowed by other players. However, he discovers that his ability to empathize and understand others gives him a unique advantage. As David embarks on his journey, he encounters various challenges and forms unexpected alliances with other players. Through perseverance and strategic thinking, he gradually levels up his character, unlocking new abilities and becoming a force to be reckoned with. "System Ascend" is an empowering story that explores themes of self-discovery, inner strength, and the potential for growth in the most unexpected place.