Reborn As A Ghost: Time To Build My Undead Army! - Chapter 18

[An explosive and thrilling story, highly recommended by the Chief Editor himself. A must-read divine book, you’ll regret not reading this.]In the eyes of others, he might have seemed like a worthless fool, but he was revered as the master of appraisal, the miraculous healer, the charming sorcerer, the lord of the Dragon Palace, the invincible war god… With a hand that wielded golden needles against death itself, and another that brandished a longsword, compelling nations to submit, he possessed unparalleled prowess. His divine gaze surveyed the heavens and the earth, while his demonic sight pierced through the veils of yin and yang. He was unmatched in all the world!

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?