 The Mac version followed in December 2011 on Mac App Store, and the Linux version was available in Humble Indie Bundle 6 on September 18, 2012.The game features a soundtrack composed by Markus “Captain” Kaarlonen from Poets of the Fall, mixing southern rock/blues and 80′s inspired electronic music, originally composed on Amiga with ProTracker.A special version of the game that includes the full soundtrack in an MP3 format was released on Steam alongside the game's regular edition.