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Community notes
Research and Development is a puzzle-centric mod for Half-Life 2: Episode Two featuring an unarmed player but plenty of violent mayhem.
- Platforms
- PC (Microsoft Windows)
- Themes
- Horror
- Game modes
- Single player
- Perspectives
- First person
- Engines
- Source
Complete release history (1)
PC (Microsoft Windows) · Jul 17, 2009
Worldwide · Exact date · IGDB
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