Duty Calls (Inspired by “Call of Duty”) by Gamer Horizon Duty Calls is a three track album inspired by the Call of Duty series. Each track uniquely designed for fans of the series. All based around electronic beats and intense synths, the tracks in this album would fit perfectly with any of your favorite FPS games so why not give it a play while you stare down the scope of your sniper or shoot down enemies with your assault rifle. You can listen to the track on Spotify now! The album is also available on Google Play and Amazon.