MTL - Comprehensive Manga: a Journey Through the Supreme Being - Chapter 73

Long Fei, a cross-timer and doujin, is an otaku who traveled to another world. In the original world, he was an otaku fan of Gundam and military science fiction.

He died in an accident and was reincarnated into another world. The Gundam works he had read before his death and the techniques in various military novels could be brought to another world.

How would he use the Gundam that Long Fei created? What waves can be caused in this different world?

Upon being reborn, she immediately offends a vicious two-faced bigwig.

Five years after being kidnapped and ens*aved in a city full of Witches, I became the only male Witch in the world!

He had never invested in shares or bought a lottery ticket, and neither did he have any experience in the general business industry. Lu Li found that the only thing he could do was play games.

Luckily he had experienced rebirth, and was one step ahead of everyone else. Luckily, games had been developing extremely quickly, and there were many people who had become rich through playing games.

In his ‘past life’, he had spent countless nights awake, in grief and anguish. However, although all of this had been washed away, so what…? This life, he was determined to make a fierce counterattack against fate and stand at the very top!

- Description from Novelupdates