<Table> <Tr> <Th colspan="2"> Half - Life 2 : Episode Two </Th> </Tr> <Tr> <Td colspan="2"> Promotional artwork featuring ( from left ) : Gordon Freeman , the Combine Hunters , and Alyx Vance </Td> </Tr> <Tr> <Th> Developer ( s ) </Th> <Td> Valve Corporation </Td> </Tr> <Tr> <Th> Publisher ( s ) </Th> <Td> Valve Corporation </Td> </Tr> <Tr> <Th> Composer ( s ) </Th> <Td> Kelly Bailey </Td> </Tr> <Tr> <Th> Series </Th> <Td> Half - Life </Td> </Tr> <Tr> <Th> Engine </Th> <Td> Source </Td> </Tr> <Tr> <Th> Platform ( s ) </Th> <Td> Microsoft Windows , PlayStation 3 , Xbox 360 , OS X , Linux </Td> </Tr> <Tr> <Th> Release </Th> <Td> October 10 , 2007 ( show ) <Ul> <Li> Microsoft Windows , Xbox 360 </Li> <Li> <Ul> <Li> NA : October 10 , 2007 </Li> <Li> EU : October 18 , 2007 </Li> <Li> AU : October 25 , 2007 </Li> </Ul> </Li> <Li> PlayStation 3 </Li> <Li> <Ul> <Li> AU : December 20 , 2007 </Li> <Li> EU : December 14 , 2007 </Li> <Li> NA : December 14 , 2007 </Li> </Ul> </Li> <Li> OS X </Li> <Li> <Ul> <Li> WW : May 26 , 2010 </Li> </Ul> </Li> <Li> Linux </Li> <Li> <Ul> <Li> WW : May 10 , 2013 </Li> </Ul> </Li> </Ul> </Td> </Tr> <Tr> <Th> Genre ( s ) </Th> <Td> First - person shooter </Td> </Tr> <Tr> <Th> Mode ( s ) </Th> <Td> Single - player </Td> </Tr> </Table>
when was half life 2 episode 2 released
October 10 , 2007