By Hoarding Trillions of Supplies, I Will Be Both Good and Evil in the Apocalypse

The end of the world is coming, extreme cold means extreme heat, humans evolve, animals mutate, and zombies also appear. Yang Lin, who was not very impressive, suddenly became awesome. Make money, make money, or make money Kill, kill, keep killing. Be the greatest saint and the worst villain. You can say whatever you want, it's just awesome, it's just playing, and while playing, I discovered that this is how the horse-riding apocalypse came about. Isn't this in the textbook?