Traveling Through Another World: I Have a Sandbox of All Realms

Xu Xun, who failed at work, happened to travel to a different fantasy world and became a down-and-out young master. With both his parents dead, he only had a little maid here. With the curtain hanging from the sky, he obtained the Ten Thousand Worlds Sandbox System, and the model sections in the sandbox actually corresponded to reality... In this continent, the weak eat the strong, and strength is respected. How should he dominate the situation...