The Richest Billionaire is My Accidental Husband - Chapter 319 - Ye Xingguang: Robbery!!!_1

Humanity has been gradually transported to the Abyss by a bored god to compete against other races and monsters.The problem is… humanity failed. In a last desperate push the strongest survivors chose a comrade to travel as far as possible back in time.

Because of boredom, Xu Jinyi entered a game. In this game called “Different Worlds”, he needed to play some cannon fodder or villain to live a happy new life.

Xu Jinyi worked hard to finish the game, and finally realized that this game was actually a scam created by Zhao Chengli specifically for him.

- Description from Novelupdates

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?