D.E.M.O.N.S: Getting Summoned Weekly isn't so Bad - Chapter 1602 Food for Thought

Yang Tian, a Legendary Beast Tamer who tamed Legendary Monsters such as the Six-Wing Purple Gold Lion, the Undead Lich, and the Thousand Feet Ghost Vine has returned to three days before the Post-Apocalyptic Era begins.

A slime randomly falls into existence. Sapient and born with the ability to recreate parts of the things it preys upon, the highly confused drop of primordial soup decides that the only real thing it can do is become the being at the top of the food chain. A task of longevity in the leaves of the Omniverse.

Lin Bei re-entered the [Second World] and awakened his SSS-level talent-infinite BUFF!

[Infinite BUFF: SSS level, all buffs to players, the duration is adjusted to infinite! 】

From then on, Lin Bei embarked on the road of conferring gods!

Use the recovery potion to permanently restore 100 points of life per second!

Use the skill Earth Escape to get permanent Escape effect!

Use stealth to get permanent stealth!

Use a scroll of speed to permanently increase movement speed by 25%!

Use Berserk, crit rate +30%, crit damage +100%, duration is permanent!

“Haha, talent is in hand, I have it in the world!”

- Description from novelbuddy

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?