i have a cheat system in the apocalypse

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?

The origin of greed and the starter of war -money. The most important thing needed to cultivate -Money! Han Yichen an ordinary transmigrator in the world of cultivation filled with dangerous beings where one could die without strong backing or strength. Ding! This ordinary transmigrator was destined to be the richest cultivator... And maybe, just maybe, the strongest too.

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!

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!"

[System activated] [Host has been identified] [Welcome to Equestria] Taichi Hayashi was the best swordsman in Japan. He died after failing to protect the lives of the noble princess and the person he loved, Akihiko Yamaguchi. Not long after, both of them transmigrated to a world full of magic and swords. Taichi transmigrated into the body of a young nobleman named Tobias Archibald. He had promised to protect Akihiko no matter where they went. Taichi assumed that Akihiko had transmigrated to the same world as him. Tobias began training his sword skills until he managed to obtain the greatest power system that could defeat any type of sword art or magic skill. [Congratulations] [The divine sword art has been obtained] [Divine sword strength activated] With his sword art, Tobias planned to go on a journey searching for Akihiko. During his journey, he discovered many things he never expected. He also met Akihiko in a different condition. Now, Tobias faces a dilemma between keeping his promise or his life. Will Tobias be able to do his job well?

Humans were living peacefully on Earth for millions and millions of years until the day unknown monsters who called themselves Sulckers, invaded them from beyond space. They were fast, ruthless, and cruel monsters ready to claim earth realm for themselves. Humans were being slaughtered mercilessly by the seconds and civilization came crumbling in the face of the invaders. However, just when humans were on the verge of going extinct and nonexistent, a heaven-sent phenomenon occurred. A small group of humans with awoken special abilities came to light and shared their abilities to the world. Teleportation, fire manipulation, water manipulation, monstrous strength that could move mountains; humans had finally gained the power to fight back. With the combined effort of the small group of humans, the Sulckers were pushed back to their planet, and humanity once again regained control over their planet. Though the battle ended there, the war was not. This war had created many orphans, and among them, Erix had lost everything, even his parents at a tender age. And the only thing he had received from their death was a pale-looking necklace. He was bullied every day at school because of how weak and abilityless he was. However, once the necklace was finally activated, Erix was granted a system, and his whole life was turned around. He completed quest after quest and became more powerful, until one day the system gave him a weird quest he wasn’t sure he could complete. [New quest received] [Control your uncontrollable thirst for human blood. Abstain from human blood, but during this time your HP would keep decreasing by -1HP/1 hour. Quest will be marked complete once you have lost all your HP]

In a world of magic and dungeons. Archie Shellford thought he had woken up in a completely different world until he found a mysterious item containing ancient texts from his previous world. When his curiosity peaked, and all his questions weren’t answered, he met a fellow Outlander. Aided by the outlander's bizarre law—The Grimoire, Archie must live his new life and discover the relationship between this world and his old world.

Benedict Muller was born in the modern time when the evolution of technology and science made waves in human genetics and the universe. Everyone has special powers. There are rankings based on the level of their powers. The possessors of these powers are called Aetherians, and they began to rule civilisations around the world after a major change. Only rich families will always excel as they influence to be in control. Poor people like Benedict Muller could only accept the conditions, especially since his family lost their wealth. When Benedict was 18 years old, he decided to join a military group to fight and earn a decent living. With last hope and strong determination, Benedict took the test. But before he knew it, the greatest evolution of science happened. The system synchronised with Benedict. It was time for Benedict Muller to rise.

Jason had always been bullied by Dominic and some other tough kids at school, but he didn't let it bother him much. He had something that made him happy - Sophia, one of the hottest girls on campus. He often wondered why she chose him. One day, after finishing his schoolwork, Jason decided to surprise Sophia. But when he entered her room, he found her with another guy, having the most intense and romantic date ever. Shocked and hurt, Jason's book crashed to the floor as he lunged at the guy, ready to fight. But before he could land a blow, he felt a sharp pain in his side. Looking up, he saw Sophia had stabbed him. As he lay there, his life slipping away, Jason's phone chimed. It was an app promising to give him money by playing games. With nothing to lose, he decided to give it a try. Maybe he could change his life with some luck, even as he faced death. Would he succeed in becoming successful with the wealth system? Could his desire for revenge hold him back? And how would he treat the people who had mistreated him?

Jilted at the altar by his girlfriend on his wedding day, mocked by friends and family, and scorned by the media, 30 years old Arnold Stone thought all was lost when he was then attacked by mobs and hit by a truck on that same unfortunate day. Mysteriously he survived the accident unhurt and unscathed without bruises, and wakes up a changed man, who’d also become the host of a dark super lavish system called the Nexus. Binded to the instructions of this system, he is asked to accomplish various tasks, and quests in order to unlock points and embark on a journey of vengeance on those who hurt and ridiculed him. Also, he is no longer Arnold Stone, the poor grocery owner who barely had a dime to his name. Now he is the host of a system worth trillions of dollars. King of the underworld and a rising Trillionaire!