The left 4 Dead is a cooperative, survival horror, first person shooter game developed by Valve Corporation and released for the PC and Xbox 360 on November 18, 2008 in the U.S and November 21, 2008 in the Europe. The story setting begin with the major city infected with strain rabies viruses and spread rapidly among the human population in the City. The gameplay was full cooperative survival horror shooter fighting against the zombies , they are human victims of a new rabies virus which makes them extremely mindless and aggressive but not slow hulking zombies. In fact, they are fast, vicious and smart zombies. Their was a four bosses infected in Left 4 Dead and allow you to controlled this Boss infected character or will either be controlled by AI, depending on the number of people on the server.These are “Boomer” a huge and obese infected that vomits like a fire hose that can be shot while strafing,” Hunter” this the most agile boss infected and able to climb walls and jump far with attack by knocking down a survivor and slashing, “Smoker” had ability drag and drip player and even choke them from above using his tongue 40-40ft length and ” Tank” had ability with amazing strength that can pick up and throw cars and other large environmental items and smash through concrete wall.   read more »