PC (Microsoft Windows)3 травня 2008 р.
Випущено ✓ 
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Portal: The Flash Version MapPack
Portal: The Flash Version MapPack is a remake of the namesake Flash fan game for Portal. Some of its chambers were included in Portal: Still Alive.
Science fictionPlatformPuzzle
Режими гри
Single player
Перспектива гравця
First person