Fantasy: My Skills Can Be Infinitely Upgraded!

Li Xunjing traveled through time to become an outer disciple of the Yuan Tian Sect and obtained the Supreme Dao Sect system. Even the lowest spiritual level skills can be upgraded to god level skills. Is the Qi Refining Technique weak? Directly upgrade to the Dark Qi Refining Technique, and the training speed increases a hundred times! Isn't the Heavenly Demon Palm's damage high? Directly upgraded to the Abyss Demonic Palm, splitting a mountain with one palm! Master: "Didn't my teacher give you the spiritual level skills? Where did you get the god level skills?" Sect Master: "Are you the Sect Master, or am I the Sect Master? How come your skills are more advanced than mine?" Fourth Elder: "It must be evil! I want to challenge you to a duel!" ..... Li Xunjing: "Can you block my 100-level palm power?" Everyone: "You are awesome..."