System: I Actually Got the Servant System

Han Feng, who traveled to the ancient world of immortality, I thought I would become a helpless useless person; But I didn't want to activate the servant system by chance; Those in the golden elixir realm and those in the spiritual realm can only be destroyed by my servants! Han Feng embarked on an invincible life where gods would kill gods and Buddhas would kill Buddhas. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.