The Most Powerful Upgrade System

Traveling through another world and gaining an invincible upgrade system, Jun Haotian began his journey towards cheating. Do tasks, kill monsters, and upgrade like drinking water. Don't worry if the experience value is too low. I have double experience cards and ten times experience cards. I can kill monsters like crazy and my levels will increase! No matter how talented the peerless genius, the young master of the aristocratic family, or the prince of the empire, no matter how talented he is, Jun Haotian is far behind. "Hey, I've upgraded again!" When he woke up, Jun Haotian found that he had been promoted to another level. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.