The Great Demon System

Not everyone dream of reincarnating into a fantasy world, some people work hard and live a life of fantasies in real world. Eric Grace at the age of 22 he was a millionaire with 2 successful businesses printed money for him day and night. He had everything money, power and harem but his luck has ran out and he was abducted by angels and thrown into the fantasy world with a useless system which only knows how to torture his host. Gods has used him as sacrifice to divert the attention of demon king from the real hero and his life was about to end on the 1st day of his reincarnation but a nemesis of gods saved him from certain doom which introduced himself as ‘Merlin system’. Join Eric Grace on his adventure and revenge pilgrimage as he slays everyone who has destroyed his peaceful life and used him as pawn and witness the birth of celestial overlord. ~ From DemonKingAK ******************************************* PS: The main races on which the story will focus will be Demon, Human and Gods but aside from them there will be subsidiary races such as Elves, Dwarves, Angels etc. The story will mostly focus on journey of Eric and Merlin (The system) containing lots of fan service, humor, action and adventure. Please leave a review if you like the book or if you have any suggestion. Disclaimer: Please Note that the novel cover is not owned by Author. Credit goes to respective Artist. A/N: If you wish to support author please visit ko-fi.com/akpov. connect with author @ https://discord.gg/s6mT2AHbGc

Betrayed at the peak of his power, warlord Kael Draven dies with his brother’s blade in his back and his wife’s laughter in his ears. But death is not the end. Reborn fifteen years in the past, Kael awakens with the Devil’s Rebirth System; a curse that grants him strength for every drop of blood he spills. Every betrayal avenged, every soul claimed, brings him closer to the power of a god. But vengeance is never free. The more Kael feeds the System, the more it whispers, tempting him to abandon his humanity. To destroy his enemies, he may have to become the very monster they once feared.

Caleb Davis never imagined his dream of becoming an actor would turn into a daily fight for survival. After years of playing nameless background roles and chasing auditions that went nowhere, he was just another face lost in the crowd. Fame felt like a distant fantasy — until one unforgettable night changed everything. In the middle of chaos, a strange voice echoed in his mind: [The Film and Television Martial Emperor System has been activated.] From that moment, Caleb’s life turned upside down. The system gave him the ability to gain real martial power through the roles he performed. Every time he stepped in front of the camera, he didn’t just act — he lived the part. When he played a warrior, he learned their strength. When he played a monk, he gained their discipline. And when he played a villain, he inherited their ruthless will to survive. As his skills grew, so did his fame. But the deeper he sank into this new world, the harder it became to tell where acting ended and reality began. Enemies from the industry, hidden powers, and mysterious figures started to take notice. Now, with his rising fame and the system’s power pushing him forward, Caleb must walk a path between illusion and truth — where one performance could change not only his career but the fate of the entire world.

After awakening a mysterious ability to predict events one minute ahead, Tyson Hale enters the most dangerous arena in the world — high-stakes gambling among billionaires. When he defeats the undefeated gambling king Donald Ford, Tyson unknowingly ignites a war that stretches across casinos, corporations, and underground empires. But power comes with enemies and someone out there is beginning to realize… Tyson always knows what happens next.

In 2030, the city of London is under attack by monsters. The situation had calmed down, but monsters attacked again in 2050—the year when Narukha was 24. However, who would have thought that the life of an entire city for years was controlled by someone in power? After being trapped by Carl's offer, the boss of the Dimensional Portal, Narukha becomes a player with a system in his body and completes all missions destroying monsters in each level. Not only that, a mystery was revealed: someone among Narukha was the first monster host and had a master system in his body. Narukha must destroy the first monster host and that ultimate system to restore the fabric of human life. [WELCOME TO PORTAL DIMENSI, SOLDIER! GLAD FOR YOUR ACHIEVEMENT TO BE ACCEPTED HERE!] [YOU NEED TO FINISHED ALL THE MISSION TO GOT LEVEL UP 10 AND 10.000 POINT] [WAIT FOR A SECOND...] 0% —> 10 % —> 16% —> 35% —> 57% —> 77% —> 91% —> 100% [YOUR STAT POINT HAS BEEN UPGRADED AUTOMATICALLY] [PROCESSING TO CREATE YOUR MAIN QUESTION AND SUB QUESTION...] [YOUR MAIN QUESTION AND SUB QUESTION HAS BEEN CREATED. HAVE A GREAT TIME FOR DOING IT, SOLDIER!] Narukha was knew that his whole life would changed.

Betrayed by those closest to him, he lost everything—his career, his love, and his pride. Yet fate grants him a second chance: a mysterious system that gives him the power to exact revenge and rebuild his life. With every mission completed, he edges closer to the pinnacle of wealth and power. But amidst his ambition, unexpected feelings stir for the woman who once betrayed him. Will he choose the path of perfect vengeance—or open his heart to the love he thought was lost forever?

The world shattered overnight, replaced by a zombie infested post apocalyptic hell. Raka Pratama, an ordinary man whose life had always been looked down upon, woke up amidst the chaos with a mysterious 'System'. This System transformed every zombie he killed into EXP and every decision into a new skill. However, Raka soon realized that he wasn't the only 'Player'. In this new world, humans could be more dangerous than zombies. As he faced constantly evolving mutants and power hungry human factions, Raka began to uncover the dark truth behind the System: that Earth was merely a playground for higher entities. Raka had to choose between saving humanity or becoming an absolute ruler atop the ruins of civilization.

Betrayed by his own generals. Belmont didn't just sit around and let them stab him in the back. No. He simply brought them to hell with him. Reborn into a world of heroes as a human, Belmont must grow stronger in order to protect his family and the people he loved the most. He trusts no one, he simply can not let himself be betrayed for the second time. Will Belmont, who had lived his entire past life as a demon fighting against humanity, now fight for them? It takes a single step to become a hero… and he would eventually find out if he is fit to be called one.

After facing ruthless betrayals in the hands of his wife, who attempted to murder him with the help of her lover, he awakened an amazing system. And now, he's back as a miracle doctor, top assassin, the most popular super star, and a filthy rich business mogul, determined to leave them with a belly full of bile and regrets. However, evil forces arise all around him, trying to suppress his growth. The more he weeds out the evil, the more they sprout up, entangling him in a never ending circle of daredevil adventures. Now Alvin must face the greatest of evil or die fighting, because the system’s gifts never came free. Having a cheat system which gives you unlimited wealth was not the problem, staying alive long enough to enjoy them was.

Maximus Bloodthorn, once a powerful Demon Ovarlord, was betrayed and killed by his own subordinates, vowing revenge with his dying breath. Reincarnated as Isaac Ackerman, a human baby, he must adapt to his new mortal life without demonic powers. With his past memories intact he embarks on a journey to master the art of mana and attain power in the mortal realm.