In a Different World, I Can Become Invincible Just by Complaining

Tucao system + hot memes + funny + invincible + mocking and slap in the face My name is Yan Yu, and I am just a naughty boy in the modern city. Who would have thought that by accident, I would travel to a different world. There are levels here, and I have the cheat system of complaining. I got to know Gu Yao. This girl seems clumsy, but she is actually smart. If I want to dominate here, I will slap those villains in the face. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.