Kujibiki Tokushou: Musou Hāremu ken - Chapter 20

A legendary powerhouse of his generation, tired of the bustle of the peak, returned to the ordinary city and started a new life as an ordinary teacher. He wrote the legend in the city.

Magnificent mountains and rivers, the rising powerful ones. Some ancient martial art masters stood at the peak, becoming legendary. Some financial crocodiles rose up in the minuscule places, laughing arrogantly.

However, watching the school beauties was better than fighting and killing; educating was better than fighting for fame.

- Description from Novelupdates

In a world heavily dependent on technology, humanity always strived for more. And when they transferred the human consciousness into a virtual world, everything changed.

People got different systems, some unlocked superpowers while others simply became stronger. There were all kinds of things people obtained, and they all came from an unknown world later named “System Online”.

A virtual world that allowed people to get stronger as they played in the world in a manner that altered their destiny, raised their strength, and gave them a chance to be what they never were.

Follow as the main character enters this world to change his destiny and help out his loved ones. However, never did he know that he would become someone at the center as the whole world faces doom.

Read how this world of System Online becomes the cause of the apocalypse on Earth a hundred years later while a new even more vast universe opens up to humanity while the world of System Online descended on Earth as both worlds merge in some unexpected circumstances.

This all leads opens to Universe where humanity's survival hangs at the stake.

A universe where humanity is at the bottom and countless races eye Earth for its resources and treasures.

A universe where the strong prey on the weak.

I, Hyoudou Issei, am a 2nd Year High school student and my age is equal to the number of years I haven’t had a girlfriend. And, someone like me got a girlfriend! I’m sorry buddies, I will walk the path of becoming an adult before you guys! – That’s how it was supposed to be, but why did I get killed by my girlfriend!? I still haven’t done anything yet! Are there no Gods in this World!? And, the person who saved me is the most beautiful girl in my school, Rias Gremory-senpai. I learned the shocking truth from her who isn’t a God but a Devil. “You have reincarnated as a Devil! Work for me!” Lured by Senpai’s breasts and treats, my life as a reincarnated Devil began. So the “Academy×Love Comedy×Battle Fantasy” starts here with just aggressive and worldly desires!

Life in a noble house isn’t all luxury.Luan Meskevela never expected to wake up as the third son of a powerful duke. But when he’s transported into the world of Sigil Online, he finds himself gifted with two rare and powerful Sigils—abilities that make him a force to be reckoned with.Now, Luan's got more than wealth on his mind. He’ll charm a priestess, exploit a merchant guild, and maybe even befriend a spirit or two—if it gets him a better vintage of wine. With a mix of charm, wealth, and newfound power, he courts beautiful women, explores the world around him, and builds connections that could shape his future. Yet, beneath the surface, political intrigue and family rivalries threaten to disrupt his carefree life.In this new world, Luan plays for the thrill, not just for power. But as he enjoys the perks of his life, he soon realizes that every decision has consequences, and the people around him may not always be what they seem.