Fantasy: I Am Infinitely Evolved and Invincible

Ye Tian traveled to a world full of demons and awakened the most powerful upgrade system in all worlds, which can upgrade everything! "Ding! Congratulations to the host for successfully upgrading the worn-out iron sword and obtaining a demon-slaying holy sword!" "Ding! Congratulations to the host for successfully upgrading the practice proficiency of Dragon Elephant Prajna Kung Fu, from a minor achievement to a state of perfection!" "Ding! Congratulations to the host for successfully upgrading an ordinary chicken into a fire phoenix!" ······ The introduction is weak, please read the text. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.