The Synthesis of All Heavens: Starting from Uncle Jiu

The social beast Zhou Xingyu traveled through time to Uncle Jiu's world, and was also bound to an infinite synthesis system that could synthesize any item. "Ordinary yellow talisman + ordinary yellow talisman = fine yellow talisman." "Empty box + ring = storage ring." "Telescope + rifle = high-precision sniper." Infinite synthesis system, only you can't imagine it, you can't do it without it!