MTL - History’s Strongest Senior Brother - ~ 1822. The protagonist is not you

Osho woke up in a world both similar but also vastly different from the Earth called the Azure Star. This world is populated by terrible beasts and vile monsters that at one point pushed humanity to the brink of extinction. However, humans discovered an ability the changed the course of the bleak future. The ability to Tame beasts.As such, Beast taming became the most common profession among humans, and powerful beast tamers have power, wealth, fame, and so on. It is Osho's goal to become the most powerful beast tamer alive, and his unique ability, one that allows him to evolve his beast's, makes that all the more possible.

After Wang Mang died, he turned into a giant python and evolved like crazy!With the help of his family, he grew bigger and bigger! From the first few meters to tens of meters, and then to hundreds of meters!From Burmese Python to Titan Python, and then to Deep Sea Python! When Wang Mang's size reached hundreds of meters, the earth took a sudden change and the disaster came...

This is a story about the protagonist getting the system, going crazy in the biochemical apocalypse, producing aircraft and tanks, destroying zombies, saving good people and killing bad people.

- Description from novelbuddy

One rule: Survive. Everything else is optional.Reika Kagetsu doesn’t want to be a hero. She just wants to feel—pain, fear, adrenaline—anything to remind her she’s still alive.Tenshiko Academy promised her that.What she got instead? Brutal training. No rest. No second chances. And monsters—inside and out.Now she’s fighting the Shikiban: creatures born from blood, madness, and buried secrets. But the deeper she goes, the more she begins to wonder...What if she’s one of them?Power always comes with a price. And Reika is about to pay it in full.