Counter-Strike: Source (2004)

bloody death steam online hostages steam achievements digital distribution human wasd movement sniping melee kill feed vending machine interaction digital rights management weapons swap team deathmatch dual wielding novint falcon support retail games with steam activation instant kill non-player character ragdoll physics stacking shopping modern warfare modern military military throwing weapons vent crawling friendly fire falling damage hotkey outside of the map fully customizable controls machinima steam cloud internet culture reference in-game advertising respawning terrorists physics manipulation voice chat camping soldier gravity counter-terrorists guerilla warfare steam play camera control professional gaming blamed for real life murders special forces anti-cheat system kill streak esports bots cross-platform multiplayer text dialogue in-game map editor valve anti-cheat griefing dedicated servers no respawn team killing strafe-jumping inverted controls multiplayer scoreboard bomb defusal mode humiliation e-sports skiing team-based