Toaru Majutsu no Index - Volume 3, Afterword

Lin En transmigrated into a magical world that resembled medieval Europe but had the power of magic.Here, magic could affect and control basic particles, which was based on scientific theories that served as magic formulas!The wizards, who were actually scientists, were struggling to explore the truth of the world under the chase and blockade of the church. Lin En’s arrival sparked a renaissance of the alternate world…The white phosphorus fire, known as the Flame of Hell, the liquid nitrogen field of extreme cold, and the resonance frequency that kills without a trace… A few years later, the Holy See gathered all countries to the city, known as the legendary wizard, the pioneer of magic Lynn under the gaze of a group of wizards, wrote down the mass energy equation known as the ladder of God by later generations! Lynn looked around the crowd and said nonchalantly. “Mass and energy are interchangeable, and based on this theory, I have developed a powerful forbidden curse… It’s called — “The Big Nuke!”We will re-examine the world from the perspective of magic, where science is magic, and magic is science!

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.

The world’s top level hacker, Shi Lei; due to him hacking the world’s top military powers during a joint exercise and attempting to steal information from them, ultimately leads him to get sold out by his own organization. This act eventually caused his own death by a missile bombardment.

God was playing a joke on him and allowed him to return back to six years ago, the autumn season of when he was still at his university. Being given another chance, plus the fact that he retained his ability as one of the best in hacking technology, Shi Lei decided to change his life! During his previous life, he was only an assassin in the dark. Although such an existence made people afraid of him, he would have to always hide within the shadows. In his new life, not only does he want to be an assassin in the dark, he also wants to stand openly in the middle of the world stage. Creating a world-class super enterprise, he will single handy change the whole world!

- Description from Novelupdates

The chronicle of a swotter reincarnated as a muscle brain, aspiring to be a magician!Synopsis——I, who had always longed for the world of sword and magic, found myself reincarnated into another world. But wait, why the hell was the new world just as academically focused as the last.……Whatever, what matter was I was in the world of magic.Reincarnated I was, I strived to live like the wind, free and whimsical while working hard for the elite course but a shocking twist was awaiting for me—What, I don’t have a talent for magic? I only have the talent for Body-Strengthening magic (musclebrain)?No, Impossible, absurd! I am obviously from the sage clique!No matter what, I will not be bound to the competitive society in this life! With unwavering determination, I set out on a quest to discover how I could become a mage at the prestigious academy in the royal capital. But little did I know, my talent in Body-Strengthening magic was a double-edged sword, leading to misunderstandings and an ever-escalating series of mishaps……However my will is unshaken! I will absolutely live the way I want in this life!