MTL - Mage Network - Chapter 1587 : The first source?

A high school boy meets an unfortunate end by a well-meaning but bureaucratically incompetent god. As an apology for his accidental demise, the god offers him reincarnation in a fantasy world—complete with a powerful cheat to ensure his survival. However, due to a small clerical error, our protagonist is reborn as a girl!Determined to make the most of her new life, she boldly declares, “Give me the strongest weapon imaginable!”—only to be granted… a harem of overly devoted female soulmates?!Now, stuck in a medieval world filled with magic, monsters, and gorgeous women vying for her affection, she must navigate her bizarre fate while somehow becoming the legendary hero she was meant to be.Will she ever find a way back to her original body? Can she survive this world without succumbing to yuri-fueled chaos? And most importantly… does love truly conquer all?!One thing’s for sure—her adventure is about to be way more complicated than she expected.

Alex, a special operative on Earth who died during a mission, finds himself transmigrated with the identity of an investigative journalist as an agent of a mysterious entity with a simple mission.With the promise that he would be reunited with his family once he was done, Alex accepts the offer and becomes an agent of darkness in a new world teeming with steam-powered machinery and something more... The supernatural.In this new world, he will have to navigate his way through crazy witches, bloodthirsty monsters, religious fanatics, and fallen angels while slowly making his way toward his end goal... Returning to the family he left behind.A journalist by day and a hunter by night, this is the story of the Hunter of Evernight.

This novel is also known as Magic Industrial Empire

A prestigious senior mechanical engineer in the industry, Xu Yi was sent to a world dominated by magic.

In a world with an almost non-existent industrial system, how can Xu Yi display his value?

When magic collides with modern technology, when magic merges with machinery, that is the beginning of this story.

- Description from Novelupdates

The Cambrian Explosion, now the largest life science puzzle…