Pet Beasts of the World: Hundred-Fold Multiplier System - Chapter 173 - Sensing Danger! Demon Invasion

The tale of Oliver.
An orphan boy from a Mine, in 19th century Europe, filled with Magic.

A genius inventor dies and awakens in his younger self's body... but not quite. This isn't his original younger self-it's an alternate version from a reality where the supernatural is real.To make matters even more chaotic, he discovers that someone has decided he is the successor to Solomon. Now, he possesses the power to enslave devils. Armed with his intellect and newfound abilities, it's time to spark a worldwide revolution... starting from his garage!---Tags: Neutral-Evil MC (enslavement, selfish MC), Harem (of course), Inventions, Technological Progress, Sacred Gear Creation, AU DxD Universe (part of Dragon's Omniverse).This fanfic is a STEAMROLLER, with the main focus on the MC's development and his technological innovations, as well as their impact on the world. If you're looking for drama, suspense, or epic battles with no real purpose, this isn't the story for you.

“Jiang Yu transmigrates into a novel and becomes a side character in the book.

Jumping From World to the world: Intergalactic or Urban, World of Cultivation or Continent of Magic, Fighting other protagonists, hooking with beautiful heroines, plundering treasures, and suppressing a myriad of people, Our Protagonist(Villain) can do it all.

After living an ordinary life for years, a man finally got transmigrated to another world. He woke up in the body of a boy named Jun Tianyun.

“A world which got its own protagonists and villains, am I just a side character?” Jun Tianyun mumbled.

Thankfully, he activated Heaven's Fortune System.

“Jun Tianyun! You crippled my power and stole my wife! You villain! You will be punished by heaven!”

A protagonist screamed as he coughed a mouthful of blood.

“I didn't do anything. It was your fate!” Jun Tianyun explained kindly.

“Brother Jun! Because of you, I am still alive and living a normal life with my wife and two children. You are a saint!”

A villain spoke with an emotional voice.

“I didn't do anything. You earned your chance of redemption.” Jun Tianyun sighed.

[ Ding! A female with high Destiny Point is detected! Whether Host wants to steal her destiny or conquer the heroine?]

“This...” Jun Tianyun fell in dillema.

“Sigh, Changing the fate, So burdensome.”

Jun Tianyun sighed as he saw a bunch of heroines fighting for him.