Achievements
13 achievements
Description
Half-Life 2 has sold over 4 million copies worldwide, and earned over 35 Game of the Year Awards. Episode One is the first in a series of games that reveal the aftermath of Half-Life 2 and launch a journey beyond City 17. Also features two multiplayer games. Half-Life 2 not required.
- Reviews
-
Overwhelmingly Positive
- SteamDB Rating
- 93.76%
- Release Date
- Steam Deck Compatibility
- Playable
Tags
Type
Tool |
Features
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Single-player |
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Steam Achievements |
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Captions available |
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Steam Cloud |
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Stats |
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Includes Source SDK |
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Commentary available |
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Family Sharing |
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Full controller support |
Developer
Valve | 158 |
Publisher
Valve | 99 |
Franchise
Half-Life | 16 |