I have a wildlife zoo - Chapter 121 - Good Luck Comes

After you’re awake but find yourself looking like a character in a game and came to a strange place, is this a different world or a game? Is it a rebirth or a cross over to another world? Everything needs to be explored by yourself!

- Description from Novelupdates

Based on the popular Vocaloid series, by HoneyWorks, called “Kokuhoku Yokou Renshuu (Confession Rehearsal)“:

Natsuki, a third-year at Sakuragaoka High School, who holds unrequited feelings for her childhood friend, Yuu, who’s in the Film Club. However, instead of being honest about her feelings, she makes him be her confession “rehearsal” partner. Unable to say her true feelings, things start to get complicated when Miou and Akari, who are also in the Art Club, get involved! Will she ever be able to confess for real!?

In the fourteenth year of the doomsday like a holographic game, Mo Ran, the top dead master, was cast aside by the three major races of humans, orcs, and elves.
Genocide? betray? Assassinated? This time, as long as I’m here, it’s impossible.
Humanity? Elf? Orcs? Take mine and return it, eat mine and spit it out, be prepared to pay the price!
Demining:
1. Gamification of doomsday is impossible, gamification of life is impossible, and gamification of doomsday is even more impossible. Don’t point at the background bar.
2. Both the heroine and the heroine are not good people. Everyone has different positions. They serve the plot. Don’t point at the hero and the heroine.
3. The author is glass-hearted, and all kinds of abuse will rebound ten times, don’t point at the author!

Content tags: Rebirth Doomsday Games online games Shuangwen
Search keywords: Protagonist: Mo Ran ┃ Supporting role: Ming Yuechen ┃ Others: doomsday, holographic, strong
One sentence introduction: As long as I don’t die, you are all scum.
Conception: In online games, no matter what adversity, as long as you persevere, you can win.

- 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?