PCThis is the new hi-def official trailer for the Black Mesa Half-Life 2 mod. Black Mesa is a mod that aims to recreate the entire classic Half-Life 1 in Source. More Half-Life 2 Videos Half-Life 2 - Eternal Silence 3.0 Trailer Half-Life 2 - Pirates Vikings and Knights II Beta 2.0 Trailer Half-Life 2 Aftermath Teaser Half-Life 2 Trailer Half-Life 2 E3 2004 Demo Video Half-Life 2 Source DirectX 9.0 Effects Trailer Half-Life 2 Barricade Movie Half-Life 2 Bugbait Movie Half-Life 2 Tunnels Movie Half-Life 2 Trap Town Movie Half-Life 2 Kleiner's Lab Movie Exclusive Half-Life 2 Gameplay Video [Updated] Half-Life 2 E3 2003 Movie December 1, 2008 - 9:00pm