I, the Infinite Copy, the Ancestor of the Devil

Zhang Li traveled through time and was reborn into a world where fairies and demons fight. Relying on the system to infinitely copy countless skills, secrets, and magical artifacts from both the immortal and demon worlds. What? Do you have ninth-grade elixir? "Click, the ninth-grade elixir has been successfully copied, and the potency is excellent!" What? Do you have a seventh-grade artifact? "Click, successfully copied the seventh-grade artifact, extremely powerful!" Do you have any other good stuff? Take it out quickly and let me copy it! ! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.