My Proficiency System Only Levels Trash Skills

Shen Juan awakens in a fantasy world with the worst system imaginable—legendary swordplay? Locked. Forbidden magic? Inaccessible. Instead, he's stuck mastering ridiculous "trash" skills nobody wants. But when he elevates wrestling into god-tier evasion and turns a single spit into spell-shattering power, the cultivation world learns a terrifying truth: there are no useless skills, only cultivators who lack imagination. From disgraced "Dung-Fighting King" to feared "Poisonous Phlegm Elder," he forges divine talismans from scrap metal, brews heavenly elixirs from toxic mushrooms, and pulls legen…