Left 4 Dead

- Complete walkthroughs of No Mercy, Death Toll, Dead Air, and Blood Harvest.- Essential play tips covering movement, combat, and healing.- Exclusive maps of every level denoting the locations of ammunition piles, first aid kits, pain pills, and thrown weapons.- Detailed blueprints for Infected ambushes used for dominating the online competition.- List of all XBox 360 Achievements and tips on how to earn them.