At the end of the dynasty, natural disasters, demons, and man-made disasters
He traveled through time and saw people dying of hunger for thousands of miles. The food in the granaries of dignitaries was moldy and they were unwilling to distribute it to the hungry people.
This sword cuts down evil spirits, ghosts and monsters.
This sword will kill the nobles of the dynasty and corrupt officials.
This sword can cut through mountains and rivers thousands of miles away, and bring peace to the world forever.