if you find that the Soundtrack isn't to your liking or too relaxed, I like to mute it and play something from old Shmups. (Konami's Galaga/Lifeforce series is really nice and driving.)
Momentum Spherical Mayhem
Dude! You just completed the Momentum Spherical Mayhem achievement in Civiballs and won the Momentum Spherical Mayhem badge and 15 points!
You Don't Have to Burn the Rope
Dude! You just completed the You Don't Have to Burn the Rope achievement in Death vs. Monstars and won the You Don't Have to Burn the Rope badge and 15 points!
Fun game keeps the basic shooter principal and I love the music. Could we maybe have a selection of equally driving techno tracks to cycle through instead of the same one over and over?