text: Valve unleashes Half-Life 2: D Confirming suspicions, Valve releases a new multiplayer mode alongside the game #39;s SDK; Steam instantly swamped. When Half-Life 2 was released, many were disappointed that its only official multiplayer mode 
inputs: Valve unleashes Half-Life 2: D Confirming suspicions, Valve releases a new multiplayer mode alongside the game #39;s SDK; Steam instantly swamped. When Half-Life 2 was released, many were disappointed that its only official multiplayer mode 