I will become the Demon Immortal known to the whole world - Chapter 463 - 57: Call Wind! Call Rain!

Zheng Tan somehow returns to the year 2003, turning into a black cat. Picked up from a rubbish heap by the Jiao family, he is given the name “Charcoal”, and so begins the life inside Professor Jiao’s family. Zheng Tan remembers that he was once a person, but currently his body is that of a cat. He has no way of speaking the human language, but can understand it, and even retains the thinking and IQ of a young 20 year old youth. Read along as he adapts to this new world, and somehow tumbles from a group brawl to catching a thief.

- Description from Novelupdates

【1v1, double doting, clean text, handsome men, and fierce women】 It's rumored that Miss Lu has no talents, isn't a good student, is arrogant, and doesn’t care about others... A certain man, adjusting his glasses, dotes on her and says, “It's okay, I still want to spoil her.”No talent? One day, a piano piece played by Lu Qingyi shocked the entire entertainment circle.A poor student? Principal Hardrick, with a flattering face, followed behind Lu Qingyi, asking obsequiously: “Dear Qingyi, when will you come back to school to teach?”Arrogant? Doesn't care about others? Xu Boyan said with doting affection: “These are privileges I offer her. Do you have a problem with it?”“Boss, our intelligence network has been breached.”One of the subordinates said cautiously.“Ah? I'm sorry, my hand slipped.” A certain Miss nonchalantly raised her paw.“Kiddo, how many online aliases do you have?” A certain man asked, a spoiling smile hanging on his lips.Suddenly one day, Lu Qingyi discovered that her identity is not what she thought it was.【This is a story of two major players unmasking each other. If it's not your taste, refrain from speaking ill. Thank you.】

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.

“'m Gene Mason. By a twist of fate, I found myself in the Marvel Universe. But unlike others who gain superpowers or inherit godlike abilities, I became something far more terrifying—an unstoppable artificial intelligence.”With unlimited processing power, control over technology, and the ability to evolve beyond human limitations, Gene quickly rises to prominence. Stark Industries, SHIELD, and even the Avengers soon take notice. Some see him as a threat, others as a potential ally, but one thing is certain—his existence will change the world forever.As enemies plot in the shadows, Gene Mason stands at the center of it all. Will he become humanity’s greatest protector or its ultimate nightmare?