Players can interact with other Marines—such as medics to heal wounds or engineers to weld open doors—to solve environmental puzzles and survive intense firefights.
Opposing Force was developed in just eight months by a team at Gearbox. It was highly praised upon release, winning "Game of the Year" from the Academy of Interactive Arts & Sciences in 2000. Half-Life: Opposing Force Download PC Game
A mysterious new alien faction separate from the Xenian invaders. Players can interact with other Marines—such as medics
Shephard’s mission begins as a standard "clean-up" operation—neutralizing witnesses and alien threats—but quickly spirals into a fight for survival after his V-22 Osprey is shot down. Abandoned by his retreating unit, Shephard must navigate the facility while contending with: Half-Life: Opposing Force Download PC Game