MTL - Full Marks Hidden Marriage - Chapter 1893 Where is the confidence?

My name is Joelson, and I traversed across the world. I arrived at a continent of sword and magic and became a noble sorcerer.

The amiable looking patriarch is gazing at a stone monkey: “Wukong, what do you want to learn from me?” “It’s all up to master’s instruction.” The stone monkey respectfully replied: “As long as I will be able to beat up Tathagata, then it’s alright.” One hundred years later, the stone monkey defeated Tathagata and ascended the throne, becoming the Jade Emperor.

- Description from rhadoko

Good news: You’ve transmigrated as a born protagonist , your confidants have exceptional talents, boasting abilities like Heart Voice, Simulator, Rebirth... and many other top-tier skills. What you only need to do is to wait for one of them to grow up, then you will be invincible to ascend. Bad news: They’re all yandere !!! Under the gaze of yandere, Xu Yuan shivered in fear. It was not until he was about to be attacked with a firewood cleaver. “If that’s the case, then I’m dropping the act—I am none other than the Great Love Immortal Venerable!”

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?