Lucifer's Descendant System

Far away from Earth, a sovereign dies, risking his life to protect all of creation. On Earth, the heir of a very prominent family dies by the machinations of unknown enemies. Either due to coincidence or something supernatural, the Sovereign awakens in the body of the deceased heir. Stuck with the memories of his past life as well as the life of the new body's previous owner, this Sovereign vows to mete out punishment to those guilty. With the aid of his System granting him a variation of arsenals at his disposal, Sovereign Yen will climb to the top to reclaim his place at the top as well as find the source of his second chance, the one known as The Supreme One!

When Arthur was humiliated and beaten, he had only one thing: the system. This system, granted by the Goddess Alice, was not meant to save the world, but rather to build a harem and amass wealth through lewd quests. From intimate touches in the library to breaking into the Immortal realm in other worlds, Arthur had to embrace his deepest desires to reach the pinnacle of power. Arthur must conquer all rivals, Gods, and his creator goddesses, while maintaining the loyalty of his ever-growing harem. Will he become a hero or a monster driven by lust?

"You're a dirty poor orphan, who doesn't belong here in this University!" Mason Williams is a 21-year-old college student who is constantly reminded that he is irreverent and wretched by society, but everything changes when death slaps him into the life of a celestial billionaire heir. "My name is Mason William the Second, son of Grace William the First, heir to the Williams empire, host of the celestial system, and the master of the celestial assassins. With this, I pray heaven will help those who trespass me!"

In the land of Nova, a prophecy foretells the coming of a great warrior who will unite the land and bring peace to the world. However, the warrior has never been found. One day, a young man named Arion is reincarnated to Nova with a Nexus system.

Everything that his life had been built on was all a lie. Jim only wanted to graduate from college, with a job and the one that he loved, Karen by his side. However, he is betrayed by everything that he knows. His girlfriend stood him up to propose to the school's playboy, Jaden. Jim only finds out that he had been used by the rich and powerful in the city to promote their public image at the break of his death that was ordered by the one that he loved most. "If I'm given a second chance, I will race to the top and wipe out this ungodly system that has been introduced to the world!" He vowed, slipping into death. Jim's wish is granted, he is offered a world conquering system, unique to his bloodline to fulfill his ultimate vows. However, even with this power system, the road wasn't going to be easy as he wasn't the only one that possessed such, and his enemies would fight to their last breath to make sure that the system remained. By

In a world ruled by the Ascension System, survival is permission-based. At eighteen, every citizen is evaluated, awakened, and assigned a path. Those who fail are erased—cleanly, legally, without regret. Kael Ashborne fails. Declared unawakened, Kael is sentenced to execution inside a system-controlled dungeon. No skills. No stats. No divine interface to save him. His death is calculated, approved, and inevitable. Except it doesn’t happen. Through instinct, defiance, and choices the system cannot predict, Kael survives becoming a contradiction the Ascension System cannot classify or correct. Instead of granting him power, the system begins to observe him. Study him. Adapt. Hunted by system-enforcers and shadowed by a hidden group known as the Erased—people who exist outside recorded outcomes—Kael learns a terrifying truth: the system does not rule by strength, but by certainty. It closes futures, locks outcomes, and sacrifices possibility to maintain order. Kael can break those futures. Not by overpowering the system but by invalidating its decisions. As the system escalates from observation to rollback, rewriting time and reality to erase him, Kael’s existence begins to destabilize the world itself. Cities fracture. Laws glitch. People suffer under the cost of wasted authority. Forced to choose between survival and responsibility, Kael steps into a role no one was meant to fill: a living anomaly capable of reopening closed destinies. The system calls him a catastrophic variable. The world may call him something else.

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?

They killed my family. Stole my empire. Forced me to marry their daughter as a "peace offering." For three years, I played the worthless son-in-law; beaten, humiliated, spat on by my wife's family. They called me a coward who abandoned the Chens during the massacre. They don't know the truth: I was drugged, framed, and left to rot. On the night my wife signed our divorce papers, her brother left me bleeding in an alley to die. That's when IT awakened; the Ancestral Blood System, a Chen family legacy that activates only when the heir loses everything. But this system doesn't give free power. It demands SACRIFICE. Want money? Trade your memories. Want strength? Endure torture that breaks your soul. Want revenge? Lose the ability to feel joy. Every victory costs a piece of my humanity. Every choice drags me closer to becoming a monster. The five families who butchered my bloodline think I'm still that pathetic son-in-law. They're about to learn what happens when a caged lion breaks free. My mother-in-law mocked me? I'll buy her company and make her beg. My wife's new fiancé tried to kill me? He's the mastermind behind my family's murder and he has a system too. The world thinks the Chen Empire is dead? Watch me build something even gods will fear. But here's the problem: The more I use this power, the more it corrupts my soul. At 100% corruption, the system consumes me and unleashes an ancient demon that will end the world.

“Oh Richard, you can never be anything reasonable in life. You’ll die of cancer, and you’ll be forgotten.” Amelia spat, eyeing Richard gravely. Ding! [You have activated the Ultra Billionaire System] [You have been chosen as the new host. You have been completely cured of cancer.] *************** Richard thought his life would end when he was diagnosed with cancer and given a few months to live. His wife, Amelia, refused to help him with money for chemotherapy, and worse, Richard found her in bed with another man. When everything seemed to be going wrong, he activated the Ultra Billionaire System. With the help of the system, Richard was cured, and he returned for vengeance.

Ramon had just ran away from home. He had his father, Andreas sent to prison for bullying his smoking addictive mother since he was a little boy, but now that he is grown up, he is the bread winner of his family and even had to provide for his mother. Roseline, decided to be a nun just to help Ramon study after he got a scholarship into a prestigious university. Ramon was happy thinking he could get rich and study just to change his poor fate and help his mother. He met with Chloe who was infatuated with his cold attitude but later she made her intention known. She dated him because she believed he was rich. When Ramon knew she left him for Xavier, who has his eyes on Chloe for a long time. Xavier even had Ramon crippled and just when he thought his life was over. A gaming system appeared on his phone promising revenge and not only that but wealth beyond his wildest dream.