Uncover the Mystery- Fight through the streets of 1960?s America as you uncover the declassified truth behind mankind?s first enemy invasion. Be the Field Leader - As William Carter, a highly intelligent special agent, call the shots and pull the trigger. Formulate the plan of action, execute well-timed ambushes and flank your attackers to obliterate the threat. Tactical Combat - Use your strategy to your advantage: enter Battle Focus to slow down time and execute your next move, commanding your squad with a variety of tactical actions to turn the tide in your favor. No Second Chances - Pay the price for mistakes - permadeath will make you value your squad mates more than ever, and make losing one of them all the more painful. Strategic Reflexes - Turn an enemy misstep into your strategic advantage. Give tactical commands on the fly to outsmart the enemy and make split-second decisions to save the lives of your squad.