One System Every Day, I Kill the Emperor Instantly at the Beginning

When others travel through time, there is only one system at the beginning. After Lin Qian traveled through the fantasy world, he would refresh a system every day. The first day of time travel: Obtain the Instant Kill Emperor System! In the realm of the Great Emperor, I am invincible! Travel to the second day: Get the one-second-one-cultivation system! The cultivation base increases dramatically every second! The third day of time travel: Obtain the one-yuan instant kill system! Directly kill the Chaos Body with one yuan! … After traveling through the 999th day, Lin Gan found that he was completely invincible.