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Half-Life: Decay is an expansion pack for Valve Software's science fiction, first-person shooter video game Half-Life. Developed by Gearbox Software and published by Sierra Entertainment, Decay was released as part of the PlayStation 2 version of Half-Life. It is the third expansion pack for Half-Life, and like its predecessors, Decay returns to the setting and timeline of the original story, albe...
United States
United States
Half-Life: Decay was released on November 14, 2001.
Half-Life: Decay is available on PC (Microsoft Windows), PlayStation 2.
Yes — Half-Life: Decay supports Co-operative, Split screen.
Half-Life: Decay was developed by Valve and published by Sierra Entertainment.
Half-Life: Decay is rated M by ESRB.