#55 of 10,399 games tagged Online Co-Op#3 of 36 Co-op games released in 201094% positive — against 78% for a typical Online Co-Op game
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Co-operative multiplayer game and complete code base available for free.
Tags
About the game
- Released
- July 19, 2010
- Developer
- Valve
- Publisher
- Valve
- Genres
- Action, Free To Play
- Metacritic
- 77
- Price
- Free to play