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Every player can play as one of four classes, and each of these classes have two characters.
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There is a very wide variety of settings in its campaign, ranging from the typical infested military base to deserted civilian malls. The main premise of this game is simple. You are a group of space marines that are sent into infested locations to cleanse the area. Once that's done, go to this link to install the game. To install Alien Swarm: Reactive Drop, you need to have Steam installed. It is one of the finest cooperative shooters around, and Alien Swarm: Reactive Drop is the latest version fo this fantastic game. However, it still boasts a very dedicated group of fans that have kept this alive over the years. Alien Swarm is a little known top-down shooter series that many people have forgotten about.
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