Don’t Pick Up Boyfriends From the Trash Bin - Chapter Ch123.1 - Raising a Big Cat in the Apocalypse (2.1)

What happens when a scientist from a futuristic world reincarnates in a World of Magic and Knights? An awesome MC is what happens! A scientist’s goal is to explore the secrets of the universe, and this is exactly what Leylin sets out to do when he is reincarnated. Dark, cold and calculating, he makes use of all his resources as he sets off on his adventures to meet his goal. Face? Who needs that… Hmmm… that guy seems too powerful for me to take on now… I better keep a low profile for now. You want me to help you? Sure… but what benefit can I get out of it? Nothing? Bye. Hmmm… that guy looks like he might cause me problems in the future. Should I let him off for now and let him grow into someone that can threaten me….. Nahhh. *kill*-

Alternative: Leylin is transported from an advanced technological era into a medieval world— except there’s magic. Equipped with “only” his quick wits and an A.I. chip fused to his soul, he sets out to become the most powerful magus the world has ever known. In a land divided into the Light and Dark Magi, the weak can either be cattle or disposable slaves. Only the strong can determine their lives, and only they have the luxury for virtue. Yet strength is only a tool for Leylin, like any other. His goal, in the end, is his own.

Xu Jin simply bowed a few times in front of the nine star lanterns and came to this world that could guide the starlight into his body. Then, he bowed again in front of the nine star lanterns...

Rowan was just a broke college dropout—until he was summoned to another world.Dragged into the war-torn realm of Laronia, Rowan stands beside four other chosen heroes, each blessed by prophecy… except him.While the others awaken to legendary powers and divine roles, Rowan receives a blank grimoire. No magic. No title. No future.Cast aside and marked a failure, he prepares for death—until the silence inside his grimoire begins to speak.The gods made a mistake. And this world is not ready for what lies beneath the Wordless Mage.

The flicker and a lonely soul named Ye Zan came to the world that seeks immortality through civilization progress. He thought that he could enlighten everybody, but nowadays people are neglecting it.

The remnant soul even named itself “The lonely soul of Dao Zu’- but still could not find the body that was ready to incarnate it. “Well’ it thought, “ I still have technologies!”.

Do I need to master anything? SO EASY! I could just surf it on the internet.

Do I want to be a genius? SO EASY! I Just need to get some genes of genius.

Do I want to go around the world? SO EASY! I just need to launch my own satellite!

Everything is SO EASY here! -Alchemy, refining, magic symbols, different lifestyles- with the help of technology, they are SO EASY!

Technologies are not a panacea, but technologies can make life better, so Ye Zan decided to put down his roots in this weird place. Science and technology can strengthen the country, science and technology can also strengthen the spirit, Watch the journey of a lonely wandering soul under Ye Zan’s control and witness- what it takes to become a real master of science and technology.

- Description from Novelupdates