Sage of Humanity - Chapter 736 - 734: Heaven Envies the Talented

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

I am a what, and where is my little friend? No, give it back right now!

What, back in a lab again? What a load of bull.

Finally, I’m dying... No, I got revived again.

Becoming a weapon for a kingdom? Meh, they can try and control me.

Medieval weapons? I like that. Give me all of them.

An Angle cult? Let’s destroy that.

Pure Dragons? I want one for myself.

Yuki, a high school junior, dies heroically saving a stranger and is reincarnated in a fantasy world, where he discovers an extraordinary and unrivaled power.