The Great Demon System

First, it was the Gates. Now, an ancient alien species is subtly invading, planning to turn humanity into livestock. This is the Second Calamity, a prophesied trial that must be overcome to face the true end of the world. Just as a new apocalypse begins, Orion awakens with a system. Ding! [You have awakened with the Evolution System!] Thrown into a parallel Earth plagued by monsters and Hunters, Orion receives his first task. [one must stay proactive!] [Your first task: Character Development!] The system reveals his first daily quest: a grueling workout regimen of push-ups, sit-ups, and running. The goal is to transform him from his "ugly, obese" state into something better, rewarding him with points in Charisma, Agility, Strength, and Endurance. [Is this torture!?] Orion shouts. Ding! [No, it's Character Development! ^-^]

He died a failure. He woke up a weapon. Ethan Cross had nothing: betrayed by the wife who took his fortune, disowned by his billionaire family, and publicly humiliated after a failed suicide attempt. At his absolute lowest, a cold, alien intelligence the Wealth Ascension System activates within him. Its offer is ruthless: complete impossible financial tasks for vast rewards, or suffer brutal neurological punishments for failure. With the System as his relentless engine, Ethan transforms from a broken man into "Mr. AK," a ghost of the financial world. He builds an empire in the shadows, amassing billions while systematically dismantling the lives of those who destroyed him. His ex-wife, Claire, watches in furious denial as the mysterious tycoon "Mr. AK" outmaneuvers her at every turn, never suspecting the rival ruining her ascent is the husband she left for dead. From a viral "Hobo Billionaire" stunt to a hostile takeover of his own family's empire, Ethan's revenge is calculated, cold, and spectacular. The final blow lands at Claire's own wedding, where a shocking public reveal exposes Mr. AK's true identity, destroying her new life and legacy in a single, devastating moment. But as one war ends, a greater one begins. The System's final message is clear: "Phase One Complete. Phase Two: Global Domination Initiated." Ethan must now decide if he is the master of this power, or merely its most valuable pawn. This is a story of bone-deep betrayal, astronomical wealth as a weapon, and a revenge so perfect it changes the world.

Bullied by a group of delinquent students, then fired from his part-time job for offending the family of those delinquents. Ryu Arkan felt tired and wanted to take revenge. At that exact moment, a system appeared. [Super Quest System.] The system instantly merged with Ryu, and slowly Ryu rose up, then realized one thing. His world was truly dark and needed to be fixed. Starting from revenge, Ryu stepped higher and higher together with the system.

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!"

Being the school's dumb yard and a crazy psycho, the only thing that Christopher wanted was a degree in business and a lovely life after college with the person that mattered most to him, Silver. But one Valentine's night, while he sought to get her a lovely present from his heart, she was preparing her own present. And heartfelt betrayal and sex with the school billionaire prince that gets everything that he wants, Kelly. Torn into shreds, Kelly beats him with the intention of ending his life, but instead of putting an end to him, he is revived by the Fame building, and now that he is back, he is ready to not only take over his school but also the world.

A dimension where traveling from one world to another through spatial distortion is possible and where dimensional realms exist including netherworld and heaven etc. Watch our mc who died as a 24 year old professional coder with lots of computer knowledge but tons of regret's, watch him reincarnated into a world where magic and cultivation exist with a system and an AI who refer to himself as the infamous angel of wisdom and knowledge - URIEL?!! ...... Hi, this is sinful_king with his first novel . This novel is about a person who was caring and friendly person but because of some incidents starts looking at everything with indifference and cold manner and died because of this so called incidents. He somehow was able to respond to being who had same amount of regret's but is way more powerful. Who gives him 3 options 1] Death 2] Go in his past with current memories 3] Reincarnation with...... ....... *1 chapter per day if not any problems. *If any grammatical mistakes please ignore as long as you understand. *Not my art, comment if you are the legal art owner and want it removed ............ DISCORD FOR CHARACTER IMAGES https://discord.gg/Cqy6wVK6

Damien finds himself in the 'Hall of Affinity' and must prove himself worthy of the system by satisfying the Nether Mistress... After two days in the realm, Damien begs the Nether Mistress to allow him to return to Vegas to finish a business; he'd just discovered that a day in the realm equals a decade in Vegas. His request is granted. But when he gets back to Vegas, he cuts the link supposed to help him return to the realm. He has just made a big discovery; All the nine girls have turned on him... declared him dead and claimed all his properties... And at the bid of making them pay, he stumbled upon a life altering DISCOVERY!!!

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.

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.

The war with the aliens was almost never ending, Human had done their best but that wasn't enough. "The prototype is ready" the head scientist said as he touched a remote control and a humanoid figure stepped in. The humanoid robot that the scientist built was exceptionally taller than a normal human, they were called Spartan. The Spartan which consists of four human not designed by the world greatest scientists, this was the next advancement in human technology but will it be enough for the aliens