Hellmode ~A Hardcore Gamer Becomes Peerless in Another World with Retro Game Settings~ - Chapter 25: first battle

The Nightmare BeginsDr. Emma Taylor, a renowned psychologist, had always been fascinated by the human mind's darkest corners. Her latest patient, a young woman named Sarah, suffered from terrifying nightmares that seemed all too real.

The legendary tale of the Xyrin Empire is not about its struggles... or the tempest of another world or some cultivation myth. This is a super-serious, super-hard sci-fi novel about saving the world.Take what I’m saying seriously...Not.Okay, this is just a funny story about a deceptive human emperor, bringing his bunch of slippery alien leaders to have fun saving the world every day.Chen Jun is an unmotivated otaku who turns into the Emperor of an ancient intergalactic magic sci-fi empire. With the aura of a stay-at-home dad, he is nothing but a middle-aged man who adopts a group of lolis... and an army of freeloading aliens that came out of nowhere. Er, what?Ahem. Really though, this is a super-serious story... a super-mega-ultra-serious sci-fi story.For the Empire!

After Reincarnating into Naruto World at the Warring State Era as an Uzumaki, Masahiko thought that he got a useless System. He lived for 48 years as a normal, below average Uzumaki Shinobi.

That changed when he finally knew how the system works the day of his 49th Birthday!

- Description from Novelupdates

The main character has been reincarnated, and he possesses a system and a powerful treasure. Using these, he plans to create his own universe. Keep reading to find out more.