Counter Strike Online Wiki
Counter-Strike Online
GIGN operatives in Habana Vieja

Valve Corporation & NEXON Corporation


NEXON Corporation


Microsoft Windows

Release Date



FPS (First-person shooter)




Rating cso

Counter-strike-onlineCounter-Strike Online is a MMOFPS conversion of the original Counter-Strike, developed by NEXON Corporation and Valve Corporation, distributed by various publishers in the Asian region.


Storming the front with its debut in 1999, Counter-Strike pits terrorists against counter-terrorists in a team duel set in a first-person shooter (FPS) theme. What initially started out as a fan-produced mod for Half-Life soon evolved into an entirely new game by itself, credits to the introduction of new concepts and features, as well as the constant refining and improvements to the series.

Riding on its fast-paced and adrenaline pumping tactical game play, Counter-Strike has moved on to garner great success with an ever-growing and dedicated fan base following to become the world’s most popular FPS game.

Weapons and Equipments

By far, Counter-Strike Online due to the game's MMO nature, weapons and equipments are added over time on various patch and updates. Weapons' obtain method differs, be it by game points, cash points, various events or by decoding the game's Code Box.

All weapons and several equipments can be purchased for unlimited/permanent duration, and getting premium/advanced weapons from the C-BOX will always be permanent.

Main article: Weapons
Main article: Equipment
Main article: Ammunition


Various classic Counter-Strike maps returns in CSO, alongside many unexpected returns such as Vegas. Original maps or maps that were derived from popular fan-made maps from Counter-Strike were made especially for this game.

Main article: Maps


Aside from the classics, Counter-Strike Online offers more game modes for players. Many were made based off popular custom Counter-Strike game modes.

Main article: Modes


Lots of named characters were introduced for the game, and Counter-Strike Online is the second game to feature playable female characters after the Japan-exclusive arcade game Counter-Strike Neo.

Main article: Characters


Classic factions return, with their appearance taken directly from Condition Zero.

Main article: Factions


100+ new items are available in the store for supportive game play.

Main article: Items


New abilities for both humans and zombies are added to make the game play more interesting.

Main article: Abilities


Aside from buying items or weapons individually, players has the option to buy items in packages, usually they offer two or more items in a discounted price. Some packages are available in the shop forever, while some are event-limited.

Main article: Package

System Requirements

Minimum Recommended
CPU Intel(R) Pentium® 4 CPU 2.80GHz or higher Intel(R) Core™2 Duo CPU E4xxx or higher
Graphics Card NVIDIA GeForce 6xxx or higher NVIDIA GeForce 8xxx or higher
Operating System Windows 7 or later Windows 10
Network Broadband Internet connection Broadband Internet connection
Hard Disk Drive 5 GB available space 10 GB available space
DirectX 9.0c 9.0c


Counter-Strike Online 2

Counter-Strike Online 2 is another free-to-play massively multiplayer online video game developed by Nexon of South Korea using the Source Engine from Valve Corporation. It made its first announcement in late 2012 and has ended its Beta stage in January 2014.


Counter-Strike Nexon: Studio

Main article: Counter-Strike Nexon: Studio

Formerly Counter Strike Nexon: Zombies (CSN:Z)This is the first adaptation of the most anticipated game Counter-Strike Online to be published via Valve Corporation's Steam content delivery system, available from 23 September 2014.[1] The game name was changed at 30 October 2019



Counter Strike Online Full Music Ditto, old

Counter Strike Online Singapore/Malaysia/Indonesia & CSN:Z version

Ditto, old

Christmas version

Counter-Strike Online China 12th Anniversary


  1. Game Starting

See also

Official websites

  • Nexon - South Korea
  • beanfun! - Taiwan/Hong Kong
  • TianCity - China
  • Nexon - Japan (Officially closed on 6 March 2019)
  • Megaxus - Indonesia (Officially closed on 1 August 2019, annexed with Counter-Strike Nexon: Zombies)
  • IAHGames - Singapore/Malaysia (Officially closed on 30 June 2015, annexed with Counter-Strike Online Indonesia, and annexed again with Counter-Strike Nexon: Zombies)
  • PlayFPS - Thailand (Officially closed on 19 December 2013, annexed with Counter-Strike Nexon: Zombies)
  • Nexon Europe - Turkey (Officially closed on 30 December 2014, annexed with Counter-Strike Nexon: Zombies)
  • GoPlay - Vietnam (Officially closed on 15 August 2016, annexed with Counter-Strike Nexon: Zombies)