 Voice recording for the game took twice as long as the original "Mass Effect".The Unreal Engine 3's Matinee tool, which allows developers to animate characters during cinematics, was integrated into BioWare's own technology for digital acting and conversation.As Hudson explained, "Our writers write into a dialogue editor and that becomes fused with the way that you end up seeing many different pieces of Matinee play out in combination when you have a conversation with characters."