Naruto's Strongest Copy System

Liu Ye traveled through time and came to the world of Naruto. His parents died in the Nine-Tails Rebellion, leaving only the Chakra Refining Book and some silver coins. , Fortunately, I got the golden finger, "Copy Enhancement System". Kakashi envied: "Why Konoha copy ninja Kakashi Liu Ye is the real copy ninja?" Naruto: "Liu Ye, I learned a Muji Ninjutsu called the Rasengan." He poked a chakra pill. Liu Ye: "Oh? Is that so?" He raised a big jade spiral pill in his right hand. PS: The introduction for newbies is weak, please give your valuable opinions, thank you! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.