I'm Very Happy After Marrying the CEO Husband According to the Agreement - Chapter 8: Escaped from what mental hospital

Amidst an ordinary stroll home, Jake is struck on the head by a mysterious object, plunging him into unconsciousness. When he opens his eyes, the world has transformed. Now, reborn into a newborn in a magical realm, Jake grapples with the surreal fusion of past and present. Navigating the challenges of infancy, he discovers latent magical abilities tied to this extraordinary reincarnation. As the threads of his former life intertwine with his newfound existence, Jake must unravel the mysteries of his past to fulfill a destiny that spans realms and confront the enchanting and perilous journey that awaits him.

But things seem to be different from the history that he knows.In this strange land, ancient legends walk the earth. Here Witches, Manticores, Vampires, Werewolves, Sirens, Dragons and Krakens are all terrifyingly real.As if that weren’t enough, this is also the age of legendary rulers—Baldwin, Saladin, and Richard the Lionheart —each destined to shape history in a new wave of Crusades.Amidst bloodshed and glory, Lothar must use his only advantage—his Gacha System—to build his territory, summon legendary units, and carve out his legacy in a world where ambition reigns and power speaks.

Over ten years ago, a Bitcoin was priced at $0.008. Today, it is priced at nearly $100,000!It is a fantasy we've all played in our heads. What if we could go back with all the knowledge we have now and invest in some Bitcoins, perhaps in many Bitcoins?Well this is your chance to live that fantasy through Darren Steele, our MC who suffers a soul shattering betrayal in the hands of his girlfriend and her millionaire father.After a sudden death, he regresses ten years to the past with all his knowledge retained and with the Investor System to guide him.[Ding!][Weekly Quest: Make your first investment!]What! Darren can invest in Bitcoin?!Huh?! The price of one Bitcoin is only $0.08!Since he knows when Bitcoin is going to rise and when it will crash, does that mean he can avoid loss and only make PROFITS?!Indeed! With the Investor System, Darren Steele is going to build his way up the business world as a young investor. Bitcoin will make him a billionaire and he will defeat all his rivals and take down the companies of everyone who once treated him like trash!

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?