Source Engine: Scary Custom Church Map - Preview 2 (HL2DM) 

HL2DM: Frag Movie gtamike TSGK 2010 (HD 720p) 

SourceOP Snarks 

Half Life 2 ^ ^ 

iDaft on Half life 2 Deathmatch (Daft Punk / Harder, Better, Faster, Stronger) 

wake up it's 2008!! 

HL2 Barney and Freeman (Hidden Sound Scene) 

HL2DM - MORE THAN A GAME 2 (part 1 of 2) 

Half-life 2: Deathmatch [probably] in a nutshell 

Wonderful Half-Life 2: Deathmatch