MTL - Rebirth Starts From 2006 - Chapter 8 impossible

Reborn in a parallel world, he became a rookie fishing channel host.On the first day of fishing, he caught a corpse, unexpectedly solving a major case.On the second day, he caught a broken radio, miraculously receiving a broadcast from the future.On the third day, he caught a book of intrinsic skills, casually practicing it and becoming a supreme master.On the fourth day, he caught a string of ancient coins, uncovering a thousand-year-old sunken ship.......On the nth day, he caught a nuclear submarine.Fang Hao was baffled.Why couldn't he catch a fish but instead caught all sorts of strange things???The online audience was also stunned. When would he actually catch a real fish?

In a world fraught with innumerable dangers where living day by day is a struggle, a young man from the modern age transmigrated into such a world, accompanied by a peculiar system made for assassination.

Blue sky, white clouds, lazily lying on the beach, while feeling the gentle breeze coming from the sea. Hounds at the side with marine animals chasing each other around. Cups of unrivaled wine from his personal winery with cuts of prime A grade steaks readily around. For others, life is all about pursuing money, power, and fame, but for Jiang Hai, this type of lifestyle is what he constantly dreamed of.

- 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?