Datang System Terminator

In a Tang Dynasty where beggars on the roadside have the Supreme Beggar System. A miserable time traveler who cannot learn the system, let alone rely on knowledge to crush the people of the Tang Dynasty. However, he could use his own insignificant ability to impress the people of the world and end the Tang Dynasty's system one by one. He is not a saint, but he is a saint teacher, a teacher of saints.