stage 1 infected these infected look like their normal selves but they will change as they get more infected
stage 2 infected their apperence is breaking down skin is peeling off and other parts of the body are oozeing black goo
stage 3 infected all of their skin is gone the black goo is every where and eyes turn black and white and their hands grow into large black claws
stage 4 the infected begins to rot as the black goo is turning into a burning hot oil that burns the infected at this point they are pretty much dead
M.E.G is the biggest surviver group and they are currently reserching a cure they also can be reconized by the armor witch is a very heavy titanium armor and a black gas mask
the infection spreads through touch from an infected if you are touched by an infected the cycle begins
the harvesters are another survival group M.E.G buys guns from them alot
the cure only is reserched enough to cure stage 1 and 2 if they are a stage 3 its to late for them
the rebellion is a survivor group that warships the infected and they are at war with M.E.G