Slaughter Through the High Martial World: Infinite Attribute Plunder

In a high martial world, Gu Yuan is reborn as a lowly drug-testing servant at a martial arts hall. His sister is gravely ill, and a bullying senior disciple plans to use him as cannon fodder to lure beasts. In desperation, his [Killing Divine Drop Rate System] activates fully! Every kill doubles his blood energy and guarantees drops of mythic traits and forbidden authorities! [Killed a first-rank dire rat: dropped trait [Primordial Divine Strength] (permanent 10x strength boost)!] [Killed a traitorous martial artist: dropped forbidden [Death Line of All Things] (ignores defense, cuts on touch)!] [Killed the calamity-class nine-headed hydra: dropped authority [Immortal Divine Body] (regenerate from a drop of blood, infinite self-healing)!] ... Those who once bullied, humiliated, and harmed his family are uprooted by Gu Yuan without mercy. When myriad races' beasts assault the gates and alien gods descend, and humanity's strongest despair and collapse, Gu Yuan stands alone atop the pass, surrounded by billions of divine traits, calmly drawing his blade: "Gods? To me, they're just elite monsters that drop better gear!" — Description from novelcodex.org