I Swatted a Fly, but the System Said It Was a Starry Sky Behemoth

[The Host slapped a powerful starry-sky behemoth to death, unlocking the Apocalypse Attribute System ahead of schedule.] When Lin Luo saw a tiny poodle barking wildly, the System warned him that it was a powerful zombie dog and that he would be in mortal danger if he didn’t run. The System must be seriously broken. It makes early predictions about every living thing, letting the protagonist exploit this bug to rack up attribute points. Knowing how terrifying the apocalypse would be, Lin Luo prepared to survive in advance so that he could become invincible a year later. [The Host is powerful. Killed a zombie dog and gained attribute points…] [The Host is exceptionally brave. Killed a mutated wolf and gained attribute points…] Lin Luo gained a huge number of attribute points, unlocking an S-rank Blade God ability, an S-rank Thunder God ability, an S-rank… The closer the apocalypse gets, the more powerful the creatures that appear. Lin Luo builds a territory of his own.