Gravity Wars Soundtrack is now available on Steam Gravity Wars Soundtrack is now available on Steam. You can download it for 1.99$ and you will get : 1.Outline 2.Grip 3.The Grid 4.Wire Click on the picture to see more Gravity Wars OST Share :Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Pinterest (Opens in new window)