The Invincible Dean of Glory of Kings

Before system starts Li Changfeng: You may not believe it, but I almost became the first time traveler to starve to death. In this world of cultivators, I don't even dare to take a deep breath. The wisest thing is to just be patient. After the system is turned on Li Changfeng: The peak of foundation building! But err! Kill! The golden elixir boss! Kill! Is Nascent Soul powerful? Kill! … After taking on a disciple Li Changfeng: "Since my disciples are invincible, then I have no choice but to become invincible!"