Synergy
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About Synergy
Synergy is a platformer and shooter game, released on 1 September 2005.
Synergy is a Half-Life 2 Modification that enables you to play through the Half-Life 2 series and many other 3rd-party campaigns cooperatively with friends.
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What platforms is Synergy available on?
Synergy is available on PC, Mac.
When was Synergy released?
Synergy was released on 1 September 2005.