About the Game

Synergy is a Half-Life 2 multiplayer modification with multiple gameplay modes, mainly focusing on cooperative play. Get together with friends and fight your way through individual levels or play through campaigns, including Half-Life 2.

If you prefer competition, play the Teamplay or Deathmatch game modes. In Teamplay games, you join the Combine or Rebel team and fight against the opposing team with friendly players and NPCs.

System Requirements