Doomsday: King of Mecha Warfare

Main story line: Gods and demonic creatures descended and order collapsed. Humanity has lived hard for 300 years in the apocalypse, with only a few small islands left to survive. From 300 to 400 years of the New Era, the Outer Space Civilization sheltered human immigrants for a hundred years and provided help from Outer Space Technology. During these hundred years, humans created their own god-demonic __ mechas. In the 900th year of the New Era, the Eastern Alliance aggressively pushed forward the line of survival, causing countless unpredictable dangers. (Here is the beginning of the novel...) [There may be some incoherent sentences or typos in the article. Kind readers can help mark them out. I am extremely grateful for 0.0, The daily model, and I hope you can give me some advice and support.

Make a map and classify the levels of various creatures

The logic and characters are quite confusing. The first part is manageable, but the second part is so messed up that I can't stand it anymore.

I ordered the wrong one. . . I'm sorry to the author, but this thing is really beautiful.