System novels were novels with the system as the main character. They usually described how the main character used the system to obtain various skills and resources, and then began adventures and stories in the web novel. System novels usually had more than two million words because there were various skills and equipment in the system that needed to be told enough stories to show these elements. A good system novel required in-depth character creation, complex plots, and exciting battle scenes so that the readers could experience the complete story.