Half-Life: Opposing Force

Half-Life: Opposing Force

100 in Group Chat
100 in Group Chat
Return to the Black Mesa Research Facility as one of the military specialists assigned to eliminate Gordon Freeman. Experience an entirely new episode of single player action. Meet fierce alien opponents, and experiment with new weaponry.
-75%
HK$ 33.00
HK$ 8.25
Visit the Store Page
Most popular community and official content for the past week.  (?)
Loading