Half-Life 2: Episode Pack - PC Battle new alien foes. Drive new vehicles through new locations beyond City 17. Discover more about the award-winning story of Half-Life. Over 15 hours of award-winning single player gaming. Battle online with Half-Life 2: Deathmatch &#8211; included for no additional charge. Battle new alien foes. Drive new vehicles through new locations beyond City 17. Discover more about the award-winning story of Half-Life. Over 15 hours of award-winning single player gaming. Battle online with Half-Life 2: Deathmatch &#8211; included for no additional charge.