The function of a gun is not only to kill, but also to intimidate.
When suddenly appearing monsters bring people crazy fear, only another kind of fear can make them temporarily calm down.
"What are you? Why do you have a gun?"
"Police! Are you a police officer?"
Island Survival: I Became the Only Bodyguard on Death Island
Mature / Drama
Rebirth: I Turned Spider Man Into an Executioner
Sci-fi / Mature
LitRPG: My Unique Talent Is Fate Hints
LitRPG / Adventure
Global Stat Points: I Maxed Out Attack Speed
LitRPG / Urban
Myth Invasion: I Kill Gods on Earth
Urban / Comedy
After the World Became a Game I Chose Black Talent
LitRPG / Mature
LitRPG: I became the God of Mining
LitRPG / Xuanhuan
Global Panic: The Gnoll That Farmed the World
LitRPG / Urban
Endless Escape: I am the King of Vehicles
Harem / Sci-fi