Primary fire sends a blast that knocks objects in front of the player (including one that's picked up) while alternate fire attracts objects, picks them up, or sets down picked-up objects gently.

Players can use it to pick up and throw objects (including filing cabinets, toilets, and enemy grenades) at other players. Gravity Gun - Formally known as the Zero Point Energy Field Manipulator, the Gravity Gun is the game's default weapon and is automatically given to all players.New to the series is a stun baton (the Stunstick) and a satchel charge (the S.L.A.M.). Most of the weapons from Half-Life 2 return in this game with the same functionality (including their respective alternate firing mechanisms). In addition, the game includes a themed 'team deathmatch' variant based on the factions in the game's story (the Combine forces against the human resistance). Set in the Half-Life 2 universe, the game uses many of the original game's assets and pits players together in simple deathmatch. Half-life 2: Deathmatch is a 3D multiplayer first-person shooter developed and released by Valve for the PC (via Steam) on November 30, 2004.