Zero Tolerance has you killing alien terrorists who want to annihilate your defense colony.But don't worry, you have an arsenal of weapons to hunt them down through a maze of passageways, hidden doors, and gunfire.Zero Tolerance is a heart-pounding, non-stop action as you take out the bad guys with grenades, shot guns, bazookas and laser guns.And its all in a Pixel Perfect 3D, 360 Degree perspective. Zero Tolerance - you don't just play it, you survive it.For the first time after its release on Sega Genesis, Zero Tolerance is available in a digital platform.Enjoy extra features like TV effect filter, Save states, and Turbo mode!