Users Playing this game are also playing:

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Tropico 3
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Alien Swarm
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Kerbal Space Program
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Users who own this game also own:

Team Fortress 2
Team Fortress 2
Portal
Portal
Left 4 Dead 2
Left 4 Dead 2
Portal 2
Portal 2
Half-Life 2
Half-Life 2

Users who love this game also love:

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Super Smash Bros. Brawl
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The Elder Scrolls V: Skyrim
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The Legend of Zelda: Ocarina of Time
The Legend of Zelda: Ocarina of Time