[Cangyuan's firepower coverage + national luck's feedback + state machine cheating + fear of insufficient firepower]
When others travel through the Cangyuan Realm, their first reaction is to become a disciple and cultivate gods and demons. Lu Chen was different. When he saw the Demon King attacking the city, his first reaction was to find a bunker, calculate his work-related injuries, and ask for help from the country. Why fight alone when you can fight in a group? Why sacrifice yourself to death if you can build a line of defense?
After the old necklace connected the Dragon Kingdom, Lu Chen became the only interface between the two realms. He is responsible for sampling, taking pictures, and transmitting coordinates; the state is responsible for modeling, deduction, and process improvement. Every time a crisis comes, he first asks: "Is the survival rate this time 80%?"
The aristocratic family forced him to hand over the secret method of entraining evil spirit, but he backhandedly revealed that he was inferior to the method of entraining evil spirit. The demon clan thought that the mortal city would be broken by a single charge, so he turned the blacksmith shop into an arsenal and asked the people in the border towns to line up to receive the rune-patterned firearms. As soon as the Demon King appeared on the scene, his weak points were marked by drones.
When everyone was waiting for him to realize his enlightenment and make a breakthrough, Lu Chen took out his second fire coverage plan: "I'm sorry, I never fight when I'm not sure.