sin system: demonic harem after reincarnation

Despite being dedicated to his job for several years, Asher Parker, a master mechanic, continues to be looked down upon and mistreated. Asher is only paid below the minimum wage standard. As if fate truly hates him, Asher discovers that his girlfriend, who has been taking most of the money from his salary, has cheated on him and broken up with him. Amid his despair, Asher experienced something out of his mind. His life was about to change drastically. [RING!] [Do you want to accept the consortium system? Yes/No] [Open mission: spend all the money available to change your fate. Become a super urban man!]

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.

250 years after the Ascension wars that led to the destruction of the moon, unsealing the seals that hold the ancient substance of Nytherite that allowed humans to progress technologically, but soon became the object of doom, corrupting every non human life form into ravage and dominant beasts called Extremovores that forced what was left of humanity to flee the surface. Creating seven gigantic floating arcs as sanctuaries, away from the extremovores. Adam and his sister Eve, Identical twins born in the post-surface surciety where your genetic purity determines your worth, with humans devided into Pures, Transcendants and Outcast. Adam, as an outcast must navigate his way in a cruel world where he is destined to be stepped on and used as a comodity had a fateful encounter with a relic that changed his path. The primordial Beast System. He must use this power to awaken his pottential and earn a place in a cruel world

"I'm Electric" - Obed Obed, the main character lost his father in a war with the demons. He founds this book in his school library which gives him an electric ability. Obed then attends a magic school where they have to save humanity from alien invasion. Will Obed be able to defeat the aliens and save humanity or will the aliens rule over this planet for the second time?. Join Obed on this phenomenal adventure to make it your inner ability system Gained electric ability. Face a demon king. Face the mother alien Save humanity.

Hudson Atonal is a college student who worked as a simple bartender who was constantly bullied by his course mates. When he died, he was reborn in a magical world as a slave and was about to be killed. However, he unlocked the Dual empire building system, which allowed him to travel between his modern world and the magical world. With this power, he vows to become a legend and make money while taking revenge on the bullies that killed him. Join Hudson on his journey as he goes on difficult missions to upgrade his powers and become the ultimate dual empire builder.

Liam Walker, the infamous lived-in son-in-law of the Henson family had been cheated on by his wife. Instead of feeling sorry of her action, his wife blamed him for being useless instead and divorced him. Homeless and with nowhere to go, Liam was in a tough position until a system bonded itself with him. [Income Multiplier System has been successfully installed! Any income you earned shall be multiplied! Become the most wealthy businessman in the world!] [You have successfully sold a Lamborghini sports car! Income multiplied by 100!] Watch Liam Walker walks his path to become the first quadrillionaire and take revenge on those that had wronged him!

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?

The human race has been at war with the vicious blood-thirsty humanoid-alien species that had appeared because of the illegal experiments that took place in the world many years ago. Just when they thought they had successfully annihilated them all, they began to rise again. This time with the sole purpose of taking over the entire human race. It is at this cause that Angel Academy, a military-like school was built. For years, it helped the world by building up potential ability users in preparation for the upcoming great war. -------- Max isn't able to awaken any ability and even knowing the fact that he'll be ridiculed by his mates, he was sent to the Academy to study. Every day his life is made a living hell by everyone around him, he was turned into a laughing stock. One day he is driven to a part of no return and is on the verge of dying but that is when he met his saviour. He is given a system that will help him grow and become an unrivalled demon lord.

Agent B Twelve of a secret organization is confronted with a case, looking for clues that will lead him to solve the crisis. Failure to solve it could mean the end of the human race altogether. Losing in the attempt to save the earth, he has no choice but to put everything in the hands of a dog he found wandering around the area where he was last seen.

[System activated] [I will make these two worlds and their creatures bow at your feet, my master] [Humans, elves, dragons, monsters, dungeons, kingdoms, wealth, power and everything. I will dedicate them all to you, my master] Raff Petterson, a young man who lived a miserable life in the real world. Failure and humiliation were all he got. But the hope for revenge came when the system inside his body activated. He can go to another world and return to the real world with his skills. He doesn't know, all the missions he undertook would lead him to the struggle for the strongest throne in the real world and the other world.