The Second Coming of Gluttony - Side Story 37. Penalty

Once upon a time, there was a beauty who met nonstop misfortune. This unfortunate man hurried to hug a golden thigh…

Coming from the end of days, the ‘excluding eating there’s only eating in his brain’ Little Useless Eater transmigrated to a ghost story world where it’s difficult to preserve his life. Good that, not only does his IQ explode the meter, all attribute points are also entirely placed on his face, letting him rely on his otherworldly beauty to find a thick and sturdy big golden thigh. Hugging from world to world, finally, from a pitiful thing being oppressed by demons and monsters on every path, he evolved into a vexatious ghost!

- Description from Novelupdates

An unexpected discovery in Machu Picchu has transported a young professional thief from Earth to a world filled with mystical powers and evil plots. With his beloved teacher and best friend killed during the calamity, his only goal is to become stronger, so that he can take revenge for them.This is a novel filled with politics, the struggle for power, evil beauties, and of course, Divine Immortals.

- Description from Novelupdates

While returning home from a boring day of work, a black hole opened up in front of John and sucked him in. Before he was floating in the blackhole, a helmet latched on to him. "Uploading A.I under progress...Activating Survival Kit" A weird robotic sound appeared within the conscious of John and suddenly a white energy enveloped him... After opening his eyes, John noticed he was teleported to a whole new world. A world of magic and he was a user of a system. Arkon, the world John was brought too, was a medieval world which is 10 times bigger than earth. This new world held many new mysteries and this was the beginning of John's adventure. John will dominate and stir the world with his new system. Old technologies begone and use my advanced techys instead! Ha! you want to hold a politic, economical and military war with me? Sorry but my system is too broken for you all to counter.

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?