MTL - Awakening Identification Technique, Found That the Daughter is From the Future - Chapter 3 Probing depth?

After being hit by a truck, the protagonist woke up in the hospital in the body of Ryoto, a step-sibling of Rito and Mikan Yuuki.

At first, everything seemed normal besides seeing anime characters in real life, but during class, he got a notification...

_________________

*PING*

*New quest*

Mission: Be the first to finish writing a test and do a Bully Maguire dance as you go through the hallway.

Reward: 100 SP, shop feature unlocked.

Fail: You'll be emo Peter for one week.

"Locke transmigrated into an era where everyone had Battle Beasts. Daemons were rampant and humans were forced to build walls around their dwellings while depending on Beastmasters to keep those monsters at bay.

“Foodie + rebirth + whole group’s darling + real or fake rich lady + brainless villain”

The pure and silly little foodie Ye Jinmeng discovered that her new roommate was very unfriendly towards her. Having watched many Mary Sue dramas, Ye Jinmeng thought: could this be a villainess? But as long as she doesn’t steal my food, I don’t care how she acts.

Until later, Ye Jinmeng finally realized that she herself was the villainess…

Xu Wanwan discovered that the enemy who had destroyed her entire family in her previous life was actually living in the same dorm room as her. Having been reborn, her anger meter was instantly maxed out.

But who could tell her, how could this piglet be so knowledgeable about food?

Shi Shuning: In my wife’s eyes there is only food, not me. I feel wronged.

He Junting: ? You feel wronged compared to me? As long as your wife is around, my wife can’t even see me…

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?