I'm an Infinite Regressor, But I've Got Stories to Tell - Chapter 243

Cosplayer Liu Mang accidentally crosses through time and arrived at the Eastern Han Dynasty wearing Aries Gold Cloth. (Saint Seiya!) He arrived on top of the walls of XiaPi right when it was about to fall to Cao Cao.

“Don’t kill me bro; I’m not working for boss Cao!”

“Hey! You’re slashing the wrong person! Boss Lu’s underlings are there! Not me!”

He accidentally saved Lu Bu who was tied up by Song Xian. He accidentally became the son in law of Lu Bu. He accidentally changed the history of the Three Kingdoms period.

When aluminum casted Gold Cloths are worn by generals like Zhang Liao and Gao Shun during the Eastern Han Dynasty, glistering on their bodies… When the soldiers in the camps are sporting mechanical crossbows… When crossbreeding of rice plants appeared on Lu Bu’s territory…

Liu Mang knows that a world belonging to Lu is coming.

- Description from Novelupdates

Before he was a little over 10 years old, he was the nightmare of the Gorge of Heroes and the headache of countless people that had been abandoned by the world.

After leaving the Gorge of Heroes, he became a legendary figure of the number one academy in the continent, and he alone brought numerous changes to it.

Thereafter he stepped foot onto the continent to become a legend, but the road to become a legend was far more difficult than he’d imagined….

On a continent where puppet masters reign supreme, using anything and everything as weapons: living creatures, shoes, daggers, pendants, clothes, shields, guns — which they call puppets, this is the story of Bai Xiaofei with his trusty sidekick, Huskie, on a quest to find out exactly what happened to his parents and become the greatest illusion stream puppet master the world has ever seen. This is a story of wit, plot twists, love, strategy, cultivation, humor, and the unknown.

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?

- Description from novelbuddy