The Xen Campaigns
First Person ShooterThe Xen Campaigns is a single player episode for Half-Life: Opposing Force. Included are 14 maps, some custom sounds, skins and some custom sentences.
This is are Half-Life (high definition models) game not game sorry....
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The Xen Campaigns is a single player episode for Half-Life: Opposing Force. Included are 14 maps, some custom sounds, skins and some custom sentences.
Okay... after Shephard follow Freeman in the planet Xen, a teleporter orb drop Shephard in a another side of Xen (at this point is not too creative i...
As Corporal Shepard, you are part of a platoon of marines supplying additional security at Monte del Oscuro (an astronomical research facility). Things...
"Half-Life: Opposing Force Coop" allows you to experience the epic Opposing Force story and environment with your friends, or with players around the...
“Retaliation picks up where Dark Operations left off. There will be no Xen or displacer in Retaliation. Action is the main theme. It will mainly be...
Do you remember the 1999 game HL:Opposing Force? Don`t have reasons to play it, well now I will try to reborn OP4 to modern standards: new models, sounds...
The Bad Guys have taken over a building in a Generic American City, and they’ve kidnapped some Innocent Scientists and forced them to genetically engineer...
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Nuclear Winter is a single player mission for Half-Life Opposing Force. It comprises 29 new maps plus a ton of new scripted scenes, models, artwork, character...
“It has several puzzles to make it more thinking oriented as well as being full of action. You will traverse and do battle in many different places...
In Type X, you play as one of the mysterious alien species from the depths of unknown dimensions known as "Race X". The mod is based on Black Lambda's...
Me and you both know what to do now, kill the only witness of our rogue intentions — Gordon Freeman.” the Lieutenant said. “But…how? We have no...