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Proto:Half-Life: Opposing Force
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This page details one or more prototype versions of Half-Life: Opposing Force.
Sub-Pages
| October 1999 Press Demo A late press demo. |
 | Half-Life: Opposing Force demo The actual public demo for Opposing Force. |
The Half-Life series
| |
|---|---|
| Half-Life & Expansions | |
| Windows | Half-Life (Prototypes) • Opposing Force (Prototypes) • Blue Shift • Source |
| Dreamcast | Half-Life |
| PlayStation 2 | Half-Life |
| Half-Life 2 | |
| Windows | Half-Life 2 (Prototypes) • Lost Coast • Episode One • Episode Two (Prototypes) • Alyx |
| Xbox | Half-Life 2 (Prototypes) |
| Arcade | Half-Life 2: Survivor |
| Related | |
| Windows | Deathmatch Classic • Black Mesa (Prototype) • Hunt Down The Freeman (Prototypes) • Genry's Great Escape From City 13 |
| See also | |
| Portal • Counter-Strike • Team Fortress • Left 4 Dead | |
