MTL - A Complete Explanation of the Negative Textbooks of the Imperial Examination - Chapter 48 dispose of

Lin Fan was transported to another world, into the body of a normal disciple. Given the environment he was in, Lin Fan faced the risk of being killed at any time. However, something was out of place.

This is an extremely difficult game, if you don’t have enough skills, don’t even think about going out!

- Description from Novelupdates

And so Arascus, God of Pride, waited. He waited for his defeat as the forces of Heaven & Hell combined descended upon him. He waited as they tried to kill him. He waited as they locked him away. He waited for a thousand years in that dark prison.

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