My System Crashed

At an alliance meeting held between Earth and an alien planet, Yang Tian sits at the head of the table. Just then, a God King speaks up: “Senior Yang, why is your cultivation so powerful?” Yang Tian is about to answer when he accidentally lets out a loud fart. Then he hears: “Ding! Congratulations, Host, for completing the mission: farting in public. Unlocked equipment: the World's Number One Butcher's Cleaver!” Watching the God Kings cover their mouths and snicker, Yang Tian pulls out the cleaver and says with a beaming smile, “You want to know why, right? I’ll show you exactly why!”