Sin System: Demonic Harem After Reincarnation

Jael Monroe got betrayed by his girlfriend after he received a huge devastation. Angry and unwilling to resign to his fate, Jael looked for avenues to awaken his powers in this fierce world that dictates survival is for the fittest. When he was down in despair, he acquired the ultimate bloodline system that helps him grow stronger by absorbing others' bloodlines. With the powers granted by the system, Jael sought revenge while growing stronger enough to decide his fate and the fate of those who oppose him.

Meteors hit the earth and unleash destructive monsters. Suddenly the selected humans got an extermination system. Humans who receive the gift of the system must protect other humans from attacks by increasingly crazy monsters. But can they defend the earth from looting monsters?

Elliot Kane is a scrawny, introverted college freshman at Crestwood University, relentlessly bullied by the campus elite: jocks, frat boys, and social media influencers who thrive on his humiliation. One night, during a particularly brutal encounter that leaves him battered in a dark alley, a mysterious cosmic anomaly binds an alien neural entity to his mind: the Death Mind System. This system grants Elliot a chilling power: by knowing a person’s true name and whispering their death in his mind, he can kill them instantly, their body collapsing as if their soul were snuffed out. No evidence, no trace; just a thought, and they’re gone. But the system isn’t just a weapon; it’s a living, evolving intelligence that feeds on death. Each kill upgrades its capabilities, unlocking new mental abilities: telepathic manipulation, memory siphoning, even glimpses into the victim’s final thoughts. The more Elliot kills, the stronger and more addictive the system becomes, transforming him from a timid outcast into a calculating force of vengeance.

I am Kava, an ordinary person as usual. I'm not the chosen person by the system. One day, I got a lot of money. I went to a cafe to celebrate with my sister, Mika. It was then that we came under attack from a chosen system user. I lost the fight and my sister was taken away. I found a Florine system bracelet and I put it on. However, that's not a combat type system and I wasn't chosen. Even the system guide insulted me. What do I have to do to be able to use the system?

Felix was one of the best elite special ops soldier in the world and now he is reincarnated as a bookkeeper with a trash ability in a Esper filled world which thrives on the rule of the strong prey on the weak, when he is give a nameless book by a mysterious stranger, he gains a system and finds out that his supposed trash ability is actually a powerful ability above the SSS rank so now he is determined to find out the truth about the parents he never knew and on the way he meets powerful people and the mysterious stranger who introduces him to a whole new world of adventure and danger.

When a sudden supernatural storm wreaks havoc on Griffin City and releases mysterious monsters from portals, Mason risks his life while trying to save his foster brother, and fails, but is beaten to death by a bully. At the brink of death, he awakens a system through an old necklace given to him by his father before he and Mason’s mother were killed by a shadowed figure during the first occurrence of the same storm that dawned on their city ten years ago. The system grants Mason the power to respawn after death infinitely, yet his power is mocked as a useless one by those who also awakened superpowers during the storm. However, there's more to his powers than he even knows. With the system, his abilities are limitless. He decides to groom his powers when he sees his potential and fights against the monsters that appeared from the portals. In the long run, as he unravels his powers, he becomes a prize for envious power hungry supernatural beings he never knew existed and decides to hide behind an alter ego known as “Devil's Spawn”. He joins the secret Protectors’ Guild to protect innocent citizens when he realizes that his foster family have no way to protect themselves. Things take a turn when his foster sister goes missing. He goes in search for her and crosses paths with the shadowed figure that killed his parents again. His memories are triggered and he's hellbent on knowing who the shadowed figure was. Revenge becomes his game. However, he soon realizes that there's more to the supernatural storm than it meets the eye. Will Mason choose revenge or to save the world from the hidden dangers lurking behind the portals?

[kill four vampires for 4000 Wicked Points... [Failure to do so will wipe out all life forces on Earth.. Prepare for an adventure like no other! Born again with memories of his past, Benjamin Reeds is on a quest for revenge, justice, and self-discovery. After striking a deal with the enigmatic Vanessa, he uncovers the dark secrets of the government's sinister involvement in his mother's untimely demise, and sets his sights on righting the wrongs of the world. As Benjamin trains and gains allies on his journey, he discovers a supernatural power known as The Wicked Schemes System, a gift that he must master to defend against wicked-minded people. His battles against the Qilin and other powerful supernatural creatures, such as Dragons and kraken, will leave you on the edge of your seat! With each skirmish, Benjamin develops his skills and learns more about his place in a strange new world. In a final clash of epic proportions, the king of all supernatural creatures, the Qilin, will meet his match in Benjamin Reed. But this is only the beginning, as countless other supernatural beings wait in the shadows, ready to challenge him further. Join Benjamin Reed and his allies as they take on the world in a thrilling, action-packed ride that will leave you breathless!

🏆 ["Silver Prize" and "New Rising Star" in System Activated of "Meganovel Biannual Writing Contest"] 🏆Transmigrating into a cultivation world, Wushu Shengli found himself in an outer disciple’s body! With his trash cultivation talent, he feared that he wouldn’t live long in a world filled with young masters, hidden powerhouses, and immortal gods who could overturn the world! Fortunately, his golden finger arrived in time! [Cultivation Sign-In System has integrated into the host’s soul!] -Ding! [Since it’s the host’s first sign-in, the host will receive a random Supreme Grade reward!] -Ding! [Sign-in Complete! Host receives Supreme Cultivation Talent!] After receiving an unrivaled cultivation talent, Shengli truly felt invincible in the cultivation world! Cultivation resources? Just sign-in! Receive a thousand-year-old spiritual vein! Cultivation technique? Just sign-in! Receive the inheritance of a sword immortal! Cultivation physique? Just sign-in! Receive an Immortal Body Physique! Young masters? Just sign-in! Receive a Face-Slapping Manual 101! Jade beauties? Sorry, women will only affect the speed at which I draw my sword! “I become invincible after signing in!”

I thought Sofia was a faithful wife. She was always gentle and acted as if I was the only one. But when I went to surprise her on our anniversary, I was more surprised. I saw her making love to another man in our room. They even continued making love after they saw me. I was heartbroken and completely humiliated as a man. And what broke my heart even more was the reason she gave for cheating on me. She said I was just a poor man who couldn't make her happy. We divorced on the spot and I left angry and disappointed. On the way I passed through a very thick white fog and was instantly transported. I was in Smoky Hollow, a place in another dimension. I was given a system that changed my life. I had to hunt around Smoky Hollow to get coins that could be exchanged for money. I was suddenly a billionaire and I was going to make everyone who insulted me regret it.

Betrayed by his own girlfriend, then framed and eventually hit by a car. He fell into a coma for ten days. Right when he woke up, Ryu Bastian found something floating before his eyes. He thought it was a hallucination until finally several real rewards were given, making him realize that the System was not mere illusion. With the system, he slowly rose. Avenging the humiliation and dominating the world.