The Invincible Upgrade System of Time Travel

When the otaku Ling Xiao woke up, he traveled to the mysterious Xuantian Continent. Here, magical elixirs can be found everywhere, but he treats them as ordinary snacks; powerful martial arts secrets are coveted, but he can easily package them and sell them. When faced with so-called peerless geniuses, he always smiles contemptuously, because his goal is to break the rules and challenge those so-called superiors. Why am I so powerful? Ling Xiao always answered confidently: Because I have an invincible upgrade system! With the upgrade system, what kind of storm will he set off on this continent? The invincible upgrade system of Time Travel will take you into Ling Xiao's adventure in another world and witness how he becomes a truly invincible existence step by step. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.