Insurgency

Insurgency: Sandstorm is a team-based, tactical FPS based on lethal close quarters combat and objective-oriented multiplayer gameplay. Experience the intensity of modern combat where skill is rewarded, and teamwork wins the fight.

Take to the streets for intense close quarters combat, where a team's survival depends upon securing crucial strongholds and destroying enemy supply in this multiplayer and cooperative Source Engine-based experience. The follow-up game to the award-winning Source mod, Insurgency is highly competitive and unforgivingly lethal, striking a balance between one-life gameplay and prolonged action.

Grab your rifle, join your team mates, and enter the fight. Take to the modern battlefield and engage in intense, realistic battles. Choose your side between a highly organized conventional army or the partisan insurgents. Teamwork, tactics, bravery and discipline are the keys to your success in a deadly and treacherous modern war environment. Insurgency: Modern Infantry Combat represents the modern battlefield on the individual and tactical levels. Only the best players will become commanders and get the chance to lead its entire team towards victory. This is a game where real-world squad and guerrilla tactics are necessary to stay alive and repel the enemy, and is geared towards clans and organized teams of players.

Squad is a large scale combined arms multiplayer first-person shooter emphasizing combat realism through communication, team play, emphasizing strong squad cohesion mechanics as well as larger-scale coordination, tactics, and planning. It features 20 large open maps, vehicle-based combined arms gameplay, and player-constructed bases to create a heart-thumping, visceral gaming experience with split-second decision-making in real-world scale firefights.

Arma 3 is a truly massive military simulation sandbox game. It offers a wide variety of true/sci-fi combat situations in both singleplayer and multiplayer modes. It also comes out of the box with a very powerful editor that allows players to create their own scenarios, campaigns and mapmodes both for single- and multiplayer use.

Arma 2 is set in the near future, year 2009, in a fictional post soviet country called Chernarus. Players will be sent as members of a United States Marine Corps Force Recon squad to this country to prevent further civilian casualties and ensure ongoing stability there. Arma 2 is based on the latest generation technology, offering large ?scale game world, authentic and extremely detailed modern units, weapons, vehicles and enviroments, challenging single player and vast array of multiplayer options.

Fight in the theatre of war that changed the world forever. Battle alongside your compatriots on some of the most inhospitable environments of the Eastern Front in Red Orchestra: Ostfront 41-45. Red Orchestra places you in the most realistic WWII first-person multi-player combat to date on the PC, allowing the player to fight through some of the most intense combat of the war. You can play as infantry, using a wide range of infantry weapons, or crew one of the many armored combat vehicles available in the game, from half-tracks to the most famous German and Soviet heavy tanks. Engage the enemy with everything in your arsenal, from your bayonet at close quarters up to the massive 122mm cannon on the Soviet IS-2. And if that isn't enough, find an officer and a radio to call in thunderous artillery strikes to shake the enemy loose.

In Battlefield 2, players will choose to fight for one of three military superpowers: the United States, the Chinese, or the newly formed Middle East Coalition. Armed with the latest modern weaponry, players can take control of any of the game’s 30+ vehicles to engage in major conflicts with over 64 players in some of the largest online battles on the PC. Additionally, persistent character growth allows players to rise through the ranks and attain the ultimate rank of General.

With its extensive Tour of Duty campaign, a near-limitless number of skirmish modes, updates and new content for Counter-Strike's award-winning multiplayer game play, plus over 12 bonus single player missions, Counter-Strike: Condition Zero is a tremendous offering of single and multiplayer content.

Global Operations is a first-person tactical shooter computer game developed by Barking Dog Studios and published by both Crave Entertainment and Electronic Arts. It was released in March 2002. (Wikipedia)

In the war on terror, the battlefield is global and only one special ops squad can protect the world's freedom. it's up to you to lead this elite group through deadly missions against and enemy fuelled by hatred.

Counter-Strike is a team-based multiplayer tactical first-person shooter in which players join either the Terrorist or Counter-Terrorist side and compete in objective-based rounds. The primary game modes involve bomb defusal and hostage rescue, played across designated maps. Players purchase weapons and equipment between rounds using money earned from eliminations and completed objectives, and eliminated players must wait until the next round to respawn. Originally a fan-made modification for Half-Life created by Minh Le and Jess Cliffe in 1999, it was acquired by Valve and released as a standalone retail product in 2000, becoming one of the most influential first-person shooters and spawning multiple sequels including Counter-Strike: Source, Global Offensive, and Counter-Strike 2.

CrossFire is a first-person shooter that features two mercenary corporations named the "Black List" and "Global Risk," fighting each other in an epic global conflict. Players assume the role of either a Black List or Global Risk mercenary, joining an online team that must work together to complete objective-based scenarios. With the exception of the Zombie mode and Wave mode, each mode can support a maximum of 16 players (except Wave mode), each divided into an 8-man team (5 for Wave mode). There are more than ten online modes: Team Death Match, Search and Destroy, Elimination Match, Ghost Mode, Free-For-All, Mutation Mode, Escape Mode, Hero Mode, Hero Mode X, Zombie mode, Elite mode, Wave Mode, Shadow Mode, Biochemical Knight Mode, Ghosts vs Mutants, RPG/Melee Mode, Soccer Mode, Light Mode, and Super Soldiers TD. Based on their performance in-game, players will receive experience points and be promoted through various Military Ranks. The lowest rank is trainee first class, the highest is Marshall. Players also have the ability to customize their character's equipment and appearance through CrossFire's in-game item shop and from the Mall in the website. CrossFire is free to download and playable online. It has a free currency which is called Game Points (GP), which are earned through playing and completing matches, buying premium items that grant bonus GP, or fulfilling certain missions. Premium and special items like modified weapons can only be bought using points which are obtained using real money in the form of cards or online transactions. The content and the name of the points tends to vary from version to version.