Ten Thousand Realms Universe Tiandao All Heavens Academy City System

He traveled through Douluo. It's a system created by terrible people. He bound the system. In Douluo World. When I was building the Academy City of the Ten Thousand Realms, Universe, and Heavens, I said, Today, I create the Ten Thousand Realms, Universe, and All Heavens Academy City, so that people from all realms can learn from it, and connect all realms, etc., All realms and heavens will listen to it, and those who disobey will be killed without mercy.