Codec Request.... With luck... I'll find who i'm suppost to email request too.. blizzard.ax is the codec file... UndeadEd.mpq is the sample DivX File. FourCC : Unknown, Doesn't seem to have one. {0x305a4c42} [HKEY_LOCAL_MACHINE\Software\CLASSES\CLSID\{CF49D4E0-1115-11CE-B03A-0020AF0BA770}\Instance\CLSID_Blizzard] "FriendlyName"="DivX for Blizzard Decoder Filter" "CLSID"="{307A6C42-0000-0010-8000-00AA00389B71}" "FilterData"=hex:02,00,00,00,00,00,80,00,02,00,00,00,00,00,00,00,30,70,69,33,\ 00,00,00,00,00,00,00,00,02,00,00,00,00,00,00,00,00,00,00,00,30,74,79,33,00,\ 00,00,00,70,00,00,00,80,00,00,00,31,74,79,33,00,00,00,00,70,00,00,00,90,00,\ 00,00,31,70,69,33,08,00,00,00,00,00,00,00,01,00,00,00,00,00,00,00,00,00,00,\ 00,30,74,79,33,00,00,00,00,70,00,00,00,a0,00,00,00,76,69,64,73,00,00,10,00,\ 80,00,00,aa,00,38,9b,71,42,6c,7a,30,00,00,10,00,80,00,00,aa,00,38,9b,71,42,\ 4c,5a,30,00,00,10,00,80,00,00,aa,00,38,9b,71,00,00,00,00,00,00,00,00,00,00,\ 00,00,00,00,00,00