Be Cowardly for a Hundred Years at the Beginning

Xu Yue accidentally obtained a system. The greater the age gap between him and his enemy, the higher his own cultivation level. Thus, a strange thing was born. "Twenty years old? No fight! Two hundred years old? Let's fight!" "Secret realm? Is there one that can only be entered if you are over a thousand years old?" "You want me to pick my opponent? The five-year-old one, come here." "Old and young, please come together! Except for the older ones!" "Call your ancestor here. I always respect the old and love the young and will never do anything!" Until a hundred years ago, a group of young talents collectively came to "ask for advice" from him, and this wonder suddenly disappeared. Now, a hundred years later... This book is also known as: [I become stronger when I meet the young and old], [I am really not afraid of the ancestors of all factions], [I am good at over-age challenges], [People of the same age are all dads]