An opposing force (alternatively enemy force, abbreviated OPFOR or OpFor) is a military unit tasked with representing an enemy, usually for training purposes...

Half-Life: Opposing Force is an expansion pack for the first-person shooter game Half-Life. It was developed by Gearbox Software and published by Sierra...

Counter-Strike and Day of Defeat. Half-Life was followed by the expansions Opposing Force (1999), Blue Shift (2001) and Decay (2001), developed by Gearbox Software...

episodes. This section deals with characters that appear in Half-Life, Opposing Force, Blue Shift, and Decay. Gordon Freeman, PhD, is the silent protagonist...

learned catalogs. The name was derived from "Red Team", a term for the opposing force in a war game by Western states during the Cold War, a reference to...

an opposing force to dampen the effects of nicotine and this causes tolerance (the reduction in the effect of nicotine). The onset of this opposing force...

"Friendly Fire - Half-Life Guide". IGN. Retrieved 2024-03-15. "Half-Life: Opposing Force (Video Game)". TV Tropes. Retrieved 2024-03-15. Hogdson, David (2004)...

Training Center is part of the US Army Forces Command (FORSCOM). The opposing force at the National Training Center is the 11th Armored Cavalry Regiment...

company Polar was the first to bring a chain-based power meter to market. Opposing force power meters measure hill slope (gravity), bike acceleration (inertia)...

Steam on August 24, 2005. As with Gearbox's previous expansion pack, Opposing Force (1999), Blue Shift returns to the setting and events of Half-Life, but...

ratio of output force to input force on a system Advantage of terrain, in military use, a superiority in elevation over an opposing force Advantage (cryptography)...

Inc. was developing a Half-Life expansion pack to follow Half-Life: Opposing Force. 2015, Inc declined to comment. On March 18, 2000, the Adrenaline Vault...

National Guard with deployment training (opposing force) and small arms range support. The Georgia State Defense Force headquarters is in Ellenwood, Georgia;...

armor to provide the infantry with significantly higher force multiplier than the opposing force. However, the stated concept was not U.S. Army doctrine...

the Vietnam War, Gulf War and Iraq War. The 11th ACR serves as the opposing force (OPFOR) for the Army and Marine task forces, and foreign military forces...

five-colour military camouflage pattern used by the Australian Defence Force. Replacing the jungle greens used from WWII, it was developed and tested...

actions and capabilities, usually long-range, designed to prevent an opposing force from entering an operational area. Area denial refers to those actions...

maneuver formation of People's Liberation Army Ground Force which serves as an opposing force unit in exercises. Originally designated the 195th Mechanized...

Year awards. The game was followed up with two expansions, Half-Life: Opposing Force and Half-Life: Blue Shift, both of which ran GoldSrc and were developed...

forces at a given time and place without prohibitive interference by the opposing force" (JP 1-02). Offensive Counter-Air (OCA) is defined as "offensive operations...

on foreign territory, participated in combat operations against an opposing force, or participated in a designated operation for which no other service...

to the army units, to pray, make sacrifices, and try to weaken the opposing force by casting spells before and during battle. Weapons and other equipment...

is compressed or stretched from its resting position, it exerts an opposing force approximately proportional to its change in length (this approximation...

missions during opposing force training. The exercise tested the command chain and kill chain integration between the PLA Ground Force and Air Force, with two...

small groups of enemy personnel and resources to gradually deplete the opposing force while minimizing their own losses. The guerrilla prizes mobility, secrecy...

Army Ranger and Air Force Pararescueman Wil Willis, who performs solo special operations missions against groups of opposing-force (OPFOR) operatives,...

(in the US Navy and USMC) is a squadron that is trained to act as an opposing force in military wargames. Aggressor squadrons use enemy tactics, techniques...

the series Half-Life: Blue Shift, expansion to Half-Life Half-Life: Opposing Force, expansion to Half-Life Half-Life: Decay, multiplayer expansion to Half-Life...

They can also be used as short-ranged melee weapons to push back the opposing force. Most riot shields do not offer ballistic protection; ballistic shields...

000 warriors, including many Potawatomis from eastern Michigan. The opposing force of about 1,000 Americans was led by General Arthur St. Clair. The forces...