Garry's Mod is a sandbox video game. The game is a mod for the video game Half-Life 2 made by Garry Newman in 2004 but sold in 2006. In the game, the player can use a spawn menu to spawn objects known as props, or it can be used to spawn Non-player characters like zombies or Combine soldiers, taken from Half-Life 2. The player can move these objects using the physics gun. The game is known because of it's modding, with popular mods for Garry's Mod like Trouble in Terrorist Town and Prop hunt. Prop hunt became a popular video game mode, being used in video games like Call of Duty: Modern Warfare Remastered, Call of Duty: Black Ops III, Fortnite Battle Royale, and Genshin Impact.