I am a Gao Fushuai Villain - Chapter 437:

[Attention, humans][Welcome to Midgard, a realm between life and death.][All 300 players accounted for!][Evaluation successful!]Jamie never expected his life to end while saving a stranger. One moment he was pushing a pregnant woman out of the path of a roaring truck—the next, he awakens in Midgard: a realm where death is just the beginning.He isn’t alone. Two hundred ninety-nine others, torn from their final moments, stand beside him. Their fate? To endure ten brutal trials that test body, mind, and spirit.Each challenge grants skills—swordsmanship, magic, strategy—that could mean the difference between survival and annihilation.And at the end awaits a choice:Reincarnate into a fantastical new world, carrying every skill earned.Return to Earth … alive, but powerless.But in a world where trust is fragile and every alliance can shatter in an instant, Jamie must decide—Is mere survival enough?Or will he fight for something greater?

Traveling to the world of Xianxia, ​​Shen Ping practiced like walking on thin ice for more than 20 years, but he didn’t have a golden finger. With his ordinary aptitude, his progress in cultivation was slow.

It wasn’t until I planned to lie down completely and married a wife that I was shocked to find that the way I opened the world of Xianxia was a bit wrong!

Gripes have their origins and debts have their creditors. We haven’t crossed each other in days past or present, nor formed any grudges. I am but duty-bound to carry this out, so apologies in advance!

In his past life, Yang Chen was a gentle person who was oppressed for his whole life.

Now that he’s reborn, he chose to become an executioner and severs ties and grudges with his executioner’s blade, killing all that climb onto the Immortal Executioner’s Platform!

Heads will roll! Humans’ in the human realm, demons’ in the demon realm, devils’ in the devil realm and immortals’ in the immortal realm!

- 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?