It's your traditional shooter with left thumbstick for movement, right thumb for shooting, jumping, and changing weapons. (droidgamers.com)
Using different combinations of the right and left thumbsticks as well as face and... (polygon.com)
Lighting can be odd at times and then suddenly fix itself, there is texture pop in at the beginning of levels in the campaign (lasts for about 3 seconds), and then there is an odd feeling to the running controls (if the left thumbstick is slightly pushed up and right, you might suddenly start strafing sideways rather than running diagonally). (metacritic.com)